Allison sticking in gear
There were several drive gears available in the MT647, one of which was a tone wheel. I have a 2004 2500HD 4x4 with auto Allison and 165,000 miles. He has to either stop right where he is or try to move to the shoulder and he shuts the truck off and battery shut off. A revision is indicated by a new date on the title page and in the lower left corner of the rear cover. However, one of the most common problems that people have reported with this system is running into limp mode. This is a different shift table that allows the transmission to protect itself from catastrophic failure. damouth. I had to replace the speed output speed sensor on the transmission. My allison transmission every now and than gets stuck in a gear usually 3rd. Oct 25, 2010 · 1st thing id try is a new park nuetral safety switch if its got the 1 on the outside by the shifter lever goin into the trans. Jan 18, 2016 · Allison Inhibiting Gear Ranges or Shifts. Jul 08, 2009 · Duramax/Allison stuck in gear! Jump to Latest Follow 1 - 6 of 6 Posts. Mine usually runs about 200F when towing my rig on cruise control @70-75 mph on T/H mode. This limp mode locks the transmission into third gear, and Feb 08, 2017 · The most common problem with the ‘01-‘09 Allison 1000/2000/2400 valve bodies is the sticking E-shift valve, or as it is called on the ‘06-‘09 6-speeds, shift valve 3. I have a Monoco 2000 with ISC 8. This publication is revised periodically to include improvements, new models, special tools, and procedures. Videos you watch may be added to the TV's watch history and influence TV P0762 is E shift valve stuck on. C. P0712 Transmission Fluid Temperature Sensor Circuit Low Input (High Temperature) Yes 5-61. A lot of them were made by Airpax in Connecticut. The five forward gears provide excellent gear selection for the 6. 88. internal damage such as bearing etc can cause this. • Place the transmission into OD range (The PRNDL won’t operate with the connector disconnected). The OEM purchased the driven gear assembly or signal generator for the speedo. Allison 3000/4000 series transmission technical tips T he The Allison world series transmissions models 3060,3560,3000,3066,B300,B400 (R) 4060,4560,4500,B500 (R) models and variants are found in large variety of truck chassis and busses. pdf: 2. This is our first motor home. I noticed the engine rpm at neutral is 1200 per the gauge and I can't lower it with the idle up/down switch (just can increase it to 1500 rpm). The Allison Retarder is a very expensive tranny option and employed only on ultra high end models. It has a CAT 3176 engine with an Allison HD7474 transmission with an air shift. Apr 13, 2013 Sep 05, 2018 · Truck ran for about 5000 miles when the fault returned. So I waited until they became more affordable. Accordingly, ANYONE WHO USES A SERVICE PROCEDURE OR TOOL WHICH IS NOT RECOMMENDED BY ALLISON TRANSMISSION OR THE VEHICLE MANUFACTURER MUST ﬁrst be thoroughly satisﬁed that neither personal safety nor equipment safety will be jeopardized by the service methods selected. Past experience with this condition told me that there was something wrong with either the output speed sensor, the connection or the wiring. Better then Stock. These conditions are usually a result of the Transmission Control Module (TCM) receiving incorrect inputs from onboard sensors. The Allison 1000 has a very low first gear ratio of 3. Duramax 6. Sep 05, 2016 · Limp Mode on Allison 1000. Check Engine light. Williams, say the transmission fluid is The Allison electronic controls package oversees the operation of the transmission, controlling transmission upshifts and downshifts, and providing important information on the operation of your drive system. Try putting new fluid in and look for a leak in the pan gasket, then all you may need is a transmission service. Believe the reading you get after driving a number of miles and using the shift pad I have a 1993 Fleetwood Southwind DP with cummins 230 HP and allison MD3060 trans with the pushbutton shift pad. Jan 01, 2017 · The most common problem with the ’01-09 Allison 1000/2000/2400 valve bodies is the sticking E-shift valve, or as it is called on the ’06-09 six-speeds, shift valve 3. EXITING THE DIAGNOSTIC MODE DISPLAYING DIAGNOSTIC CODES 1 TO ENTER THE DIAGNOSTIC MODE Using a pushbutton shift selector, simultaneously press the UP and DOWN arrows once if the transmission does not have an oil level Allison ® 6-Speed Swap. Discussion Starter · #1 · Mar 16, 2008. stuck in second gear and the shift indicator problem. W. P0711 Transmission Fluid Temperature Sensor Circuit Performance Yes 5-57. On the inboard end of the bore, the bore becomes damaged and causes the valve to stick. models come wide or close ratio gear sets, with or without PTO provisions, with or without retarder provisions and so on. The 6-speed transmission system from Allison is one of their most popular lineups. The transmission features this transmission can fool you, like give you a false Neutral. 1kb: Download: Allison Transmission Fault Codes Manual PDF. Anyone have any idea what this is so I can be prepared when I take it May 04, 2009 · dbarton291. Oct 04, 2015 · allison stuck in 1st gear Thread starter icemannm; Start date Oct 4, 2015; Forums. Dec 01, 2009 · Allison OEM. Sparks280zt · Member. airpaxsensors. After the rig sets for a while (like maybe a month or so)it refuses to shift into gear unless I hold the button in for an extended period of time, say 15 to 30 seconds. ) transmission oil levels and read diagnostic codes. Cause: Debris has stuck shift valve E in valve body. Fits in factory location. This is the valve that swaps hot main from C1 in ranges 1,2,3,4 to C2 in 4,5,6. While I was at it, I also replaced the input speed sensor. icemannm New member. Through readouts on your shift selector, you will be able to monitor transmission oil levels and read diagnostic codes. 50" (38 mm) 2. About $350 for both parts and 30 minutes of MY time to replace them (VERY easy. replacing the range switch on the side of trans should take care of both concerns. Discussion Oct 14, 2013 · The Allison is a heavy duty 6-speed auto that uses the torque converter to get things rolling in first gear before mechanically locking up from second gear upwards. Re: Allison MH3000 transmission - differing fluid level readings. The Transmission will not come out of reverse, but it will simultaneously engage in 1,2,3 and 4 forward gears. This brochure will Mar 01, 2012 · March 2012. We are starting to have numerous problems with these transmissions not going in reverse and defaulting and also some will not upshift. I drive this truck once a week. Jan 25, 2010 · If fourth clutch was stuck on due to being stripped and welded, you'd have reverse in neutral, reverse in reverse and in drive it would try to lock up, because then you'd have forward, fourth and first clutches all on in drive. com Changing the VSS shouldn't affect the downshifts at all. This TransGo Allison SHIFT KIT® Valve Body Repair Kit fits 2001 to 2005 General Motors vehicles equipped with the Allison 1000, 2000 and 2400 five-speed automatic transmission. They have a huge lineup of devices that you can purchase which come with numerous features. Sticky valves will lead to shift quality issues and performance problems. Discussion Starter · #1 · Jul 9 Apr 14, 2019 · Hello, we have a 2015 western star 4700sf with the allison automatic in it and driver says he was driving and all of a sudden transmission wont shift so he is stuck in that gear. Sep 22, 2021 · 1. Do you think it is the (NEAUTRAL,SAFETY,BACKUP,SWITCH). 1000 and 2000 Product Families vocational models are: • Emergency Vehicle Series—1000 EVS, 2100 EVS, 2200 EVS, 2500 EVS • Highway Series—1000 HS, 2100 HS, 2200 HS, 2500 HS • Dec 24, 2007 · I have a 2002 Chevy crew cab 2500 HD Duramax/Allison. I've got a 1991 Beaver Marquis that is build on a Gillig chassis. Believe the reading you get after driving a number of miles and using the shift pad Mar 01, 2012 · March 2012. I could care care less about manual mode,I just want my trans to work in drive. Allison Transmission repairing outlet to diagnose and repair the problem causing the codes. Aug 01, 2020 · This can cause the gear shifting to become difficult or unstable and could cause the transmission to be stuck in neutral. Posted - 03/02/2005 : 6:51:31 PM. Dec 07, 2008 · The problem that you are having is that when your tranny gets to 190 degrees, the metal expands enough that the valve that the soleniod is pushing gets stuck in the passage way for 2nd gear. One person says to simply push "D" on the control and never use the arrows on the control panel; he Whether you need ALLISON AT wiring diagram information, ALLISON AT transmission rebuilders tips, ALLISON AT technical information, ALLISON AT diagnostics, ALLISON AT troubleshooting help, or just answers to your ALLISON AT transmission rebuilders question, the Transmission Rebuilders Network is the place to go! May 21, 2012 · Aug 1, 2012. Foretravels use it, as do MCIs and Marathons, Newells and Prevosts. 2004 Chevrolet CC/LB Dually 4x4 Duramax LB7. in short, it is completely electronic. The shift selector in your Allison-equipped vehicle will be Sep 29, 2004 · The Allison 2000 series is a fully automatic electronically controlled transmission with five forward speeds. spring in VB is weak, company called Sonnax makes replacement spring that works wonders, part#37000-02 And Allison has now come out with heavier updated spring, Part # 29545966. We bought a 1998 American Eagle, Allison 6 speed transmission, Cummins 350hp and had the same problem with the DO NOT SHIFT message. stuck in 2nd gear ok im back went to drive my dually and it is again stuck in 2 or 3 gear in forward and when i pull out it will go into nuetral and Dec 07, 2008 · just bought 2001 duramax im having problems with the tranny with the plow on the temp get around 190s the tranny gets stuck in 2nd it wont go up a gear or down but will go in N and Park but when the tranny is cool it shifts fine . pdf: 151. Now there are only a few things I need to complete the new transmission and get it in place of the 542. Re: Allison problems. I have to take my superchip off to stock and back to performance than back to stock and clear the dtcs and after a mess of times it finnaly gets the code off. Aug 17, 2017 · Allison transmission series 1000 stuck in first gear: Ricky j: Allison Transmission Forum: 2: 05-26-2015 09:21 AM: C6 Transmission stuck in park-89 F53: Bouchbri25: Ford Motorhome Chassis Forum: 3: 07-13-2014 07:30 PM: stuck in first gear: jimboborino: Workhorse and Chevrolet Chassis Motorhome Forum: 4: 02-21-2014 10:39 AM: Gear Lever Stuck in Mar 16, 2008 · 8 Posts. This brochure will Sep 08, 2021 · Bad Transmission Shift Solenoid Symptoms. 1kb: Download: Allison Transmission 30004000 series fault code list – download PDF manual. Check with your Allison Transmission service outlet for the currently applicable publication. Going into reverse with a "SLAM" now and i am pretty sure it is stuck in 3rd gear. Vehicle manufacturers may choose different types of shift selectors for their vehicles. #7. with the plow off the truck i dont have the problem it runs in This Allison automatic transmission is a 2009 model in a Thomas school bus that was running around on it's route when all of a sudden the transmission became stuck in first gear. In Economy Mode, the transmission will not downshift even at wide-open throttle until the engine pulls down to peak torque rpm Allison Transmission repairing outlet to diagnose and repair the problem causing the codes. This Allison automatic transmission is a 2009 model in a Thomas school bus that was running around on it's route when all of a sudden the transmission became stuck in first gear. They recommended I flush and fill the transmission. Why should I consider an Allison transmission ® conversion for my Dodge diesel or Fordcummins truck?. The problem wasn't fully resolved until the summer of 2009. Their transmission included re-used Dec 04, 2014 · Have recently purchased a 1998 Newmar 4065 MA with a 325 hp Cummins and a 6 speed Allison Transmission. P0713 Transmission Fluid Temperature Sensor Circuit Low Input (Low Temperature) Yes 5-65. EXITING THE DIAGNOSTIC MODE DISPLAYING DIAGNOSTIC CODES 1 TO ENTER THE DIAGNOSTIC MODE Using a pushbutton shift selector, simultaneously press the UP and DOWN arrows once if the transmission does not have an oil level What Causes a Transmission to Get Stuck in Gear. In this issue of Keep Those Trannys Rolling, we’re going to look at one of the most common problems plaguing Allison’s LCT transmission group: inhibited gear ranges or shifts. pdf: 354. Now that you know the symptoms of a bad transmission control solenoid, you can easier figure out the root cause of the problems, the ways to fix the immediate issue, and how to keep your car running smoothly and safely for . Mostly it lightens up, and you will see a P0700 Trouble code. Mike L's Trans Talk I. THE TRUCKS The Eaton UltraShift equipped CST 112 was fitted with a 34-inch (86. Understanding a False Neutral If power is interrupted while the transmission is operating in reverse or neutral, the transmission defaults to or continues neutral operation. I work at a fleet of around 450 buses and we have about 150 buses with the Allison 2000 series transmission. Nov 10, 2013. Sep 03, 2017 · Truck is a 2006 Freightliner M2 106 (Automatic Allison 2100 RDS and Caterpillar C7 ACERT) VIN: 1FVACWDC76DW71478 Allison S/N: 6310585250 Mileage: 330,000. Needless to say this made a long drive home from town. The transmission control module (TCM) processes information received from sensors on the transmission and sends signals to activate specific solenoids on the control valve module. Could this be? Any help Allison Transmission 3000/4000 series fault P0736 ONIncorrect gear ratio on the back of the transfer . Gasoline powered chassis can use either a column mounted transmission gear selector lever or a dash mounted shift selector keypad. While most people refer to this as a problem Cause: Debris has stuck shift valve E in valve body. Common complaints on this transmission are neutralizes under high load in 4 th or 5 th , burnt C2 clutch plates, no move forward or reverse, stuck in one gear as well Mar 01, 2012 · March 2012. When checking the transmission fluid level when the engine is stone cold I noticed that the fluid level is 1 inch above the "hot" mark. Nov 10, 2013 · The Allison knows the brake is active and does a downshift to whatever gear was pre-programmed for that purpose. I noticed the engine rpm at neutral is 1200 per the gauge and I can't lower it with the idle up/down switch (just can increase it to 1500 rpm) The valve in this body was sticking and the body had a burr which caused the valve to not move freely in the bore. If playback doesn't begin shortly, try restarting your device. would not shift out of first gear. ·. Competition Note the retaining clips used in their transmission. 7148707300. 641 Posts. there's also a bulletin for a spring in the pumpbody that gets stuck in its bore too, it'll either not go in gear in the mornin after sitting or will stick a gear. 112) consist of three digits, where the ﬁrst digit indicates the TCM 80-way connector number, and the last two digits indicate the pin-out information (i. Aprox 60k miles. pretty simple to replace Jul 08, 2009 · Duramax/Allison stuck in gear! Jump to Latest Follow 1 - 6 of 6 Posts. As we all know it states "do not overfill". Question . Joined May 3, 2010 · 1 Posts . Lately the air shift has been refusing to shift into drive when the vehicle has been sitting for 3-4 weeks or more. DNS is blocked at neutral point P0752 Sticking solenoid Jan 01, 2011 · Joined Dec 24, 2009. You should always assume that this isn’t “bogus” and try and get your transmission. The thing that is of concern is that this valve most often sticks from debris in the fluid, while you're operating in 4, 5, or 6th. Allison transmissions are pretty much standard in the Class A motorhome industry. Let’s take a look at how and why the Allison goes into fails and what causes it. Aug 11, 2012 · 06 duramax/6speed allison stuck in middle gear and when you restart it in works fine till you shut it off and restart. Will not shift. I have a 2004 Chevy silverado 2500 4x4 with the duramax and Allison transmission. The engine light immediately came on, but unfortunately I haven't had the code Allison transmission 4th gear stuck on a garbage truck. Amsoil Tranny Fluid. Discussion Starter · #1 · Nov 29, 2013. The Allison specialists here, W. Dec 02, 2017 · Boiling Point: 450 to 500-rwhp. It will finally beep and shift into gear. L. , occasionally failing to downshift from direct into turbo when I approach a stop, and then stalling. Friday the truck got stuck in 5 gear. I had service done on the transmission in Tucson. The Allison 1000 transmission is a 5 speed automatic with a single disc lock-up torque converter. 4cm) midroof integrated sleeper and residing under the bonnet was the 13-litre Detroit DD13. In an Allison, one clutch on is neutral, it takes two clutches for movement, and three clutches on locks the gear pack. org 9 April 2010. In Economy Mode, the transmission will not downshift even at wide-open throttle until the engine pulls down to peak torque rpm Allison Keypad Operation. Got some advice from two very seasoned motor home drivers. If it defaults to 3rd gear, look for an electrical problem. e. Had it towed in and now they are saying the filter is plugged and also the fluid coloring is "off" and looks like it is almost fluorescent in color. Introduction to the Allison 10L1000: To get straight to the point, the Allison 10 Speed 10L1000 was released for the 2020 model year and is currently in use today. Diesel pushers almost exclusively use the electronic keypad. Damouth www. Aug 17, 2017 · Allison transmission series 1000 stuck in first gear: Ricky j: Allison Transmission Forum: 2: 05-26-2015 09:21 AM: C6 Transmission stuck in park-89 F53: Bouchbri25: Ford Motorhome Chassis Forum: 3: 07-13-2014 07:30 PM: stuck in first gear: jimboborino: Workhorse and Chevrolet Chassis Motorhome Forum: 4: 02-21-2014 10:39 AM: Gear Lever Stuck in Jul 08, 2012 · Truck has been shifting hard and almost like it was hanging up and slipping. In fact, the shift pad level reading will not even work until warmed up. 3 Cummins 350 HP and Allison trans 3660 that won't shift out of neutral. Monitored unit with PC Service tool and found: • P0776 Pressure Control Solenoid 2 Stuck OFF. Unfortunately, the TCM has to be replaced - total cost about $3500 - The new TCM is $2500 and the rest is labor. Dash says check trans, and shifter pad has all the code leds lit up at once. Modern Allison Transmissions come with a limp mode installed. Please read my description and tell me what you think it is. 1. Apr 05, 2003 · Hello Allison man. « Reply #1 on: November 23, 2013, 06:06:48 AM ». Normal operating temps for an Allison is 180F-220F. 3Mb Introduction to the Allison 10L1000: To get straight to the point, the Allison 10 Speed 10L1000 was released for the 2020 model year and is currently in use today. 4l60e Transmission Control Module Location. In September of 2016 (1 year ago) I brought my truck into a local Freightliner shop for a PM service. Greetings to all. The first sign you will notice of all bad shift solenoid symptoms is probably the check engine light. These products have amazing features on them and there is a huge lineup to select from. Jump to Latest Follow 1 - 4 of 4 Posts. if happens on replacement unit right away may be debris from your cooler got in new unit. pdf: 318. The transmission control module is usually located at the rear of the transmission case, precisely under the cover. The Allison ® 1000 5 and 6 speed is known for it's dependability in OEM applications, and with it's huge case it can be built stronger than any other transmission out there for the hard working contractor truck or sled puller / race truck. 75" (19 mm) 1. Allison Rugged Duty Series™ automatic transmissions are suited for any vehicle that operates on/off highway and/or requires PTO operation. You need to check the transmission fluid level, if it is low the tranny will not shift. And one of those little things is I'm still missing is the dip stick. During a trip through the Rocky Mountains in October 2008, we experienced unusual problems with the shifting in our Allison 3000 MH transmission (in a 2002 Winnebago Journey 32TD). Nov 14, 2009 · Nov 11, 2009. these are the steps I followed before the R&R. Get in touch with Mike L w/ inglewood Transmission located in So Cal he has a larger cooler for the Allison and more volume flow. Apr 15, 2020 · Transmission Stuck in Gear? kbillups: Tiffin Owner's Forum: 18: 08-30-2017 08:31 PM: Transmission stuck in neutral: straycatboat: Monaco Owner's Forum: 9: 11-04-2016 08:38 PM: Allison transmission series 1000 stuck in first gear: Ricky j: Allison Transmission Forum: 2: 05-26-2015 09:21 AM: C6 Transmission stuck in park-89 F53: Bouchbri25: Ford Oct 31, 2016 · Transmission stuck in neutral Dash says check trans, and shifter pad has all the code leds lit up at once. 22" (57 mm) It has a Allison 1000, 5 speed with overdrive. Protect Yourself From The Unreliable Power Grid. Oct 15, 2018 · Allison Transmission stuck in park. S. chasemcallister · Registered. Joined Sep 25, 2007 · 254 Posts . Allison Transmission has not undertaken any such broad evaluation. 6L Duramax diesel. At Sep 05, 2018 · Truck ran for about 5000 miles when the fault returned. The only way that I know of at the time to fix this problem is to drop the pan, pull the valve body off to get reamed. 0. Manual mode also just says 6th gear and wont move but I found a broken wire in the colum and fixed but I think it may have shorted out the button on the shifter. Aug 18, 2011 · Ok, then the mostly like cause is the range selector assembly. I've heard to downshift into 5th gear to get the trans oil to move faster through cooler, which in turn dissipates more heat. It never shifted out of 1st gear. to properly id these units you need Just had the same problem with my transmission last week (Allison 3066 with a retarder). Many motor manufacturers even install the transmissions made by Allison in their vehicles. To con-firm your suspicions: • Shut the engine off for at least 30 seconds. 2001 2500 DuraMax w/Allison. I am getting no codes but it does Jan 18, 2016 · Allison Inhibiting Gear Ranges or Shifts. You can visit a shop nearby you or check out their online page. the switch is mounted on the left side of trans. ALLISON 1000, 2000 & 24000 Transmission Fault Codes DTC. When I started it this morning I noticed that the Service Engine Soon light came on. Ian, Allison is very clear that a cold reading is just a rough estimate. #9 · Jan 2, 2011. and good $$$$. concerning Allison Transmission products. Could this be? Any help Oct 30, 2016 · Help. The cold mark is down at the tip of the dip stick. This was used on numerous vehicles because of how well the device performed. #14. Whether you need ALLISON 2000 wiring diagram information, ALLISON 2000 transmission rebuilders tips, ALLISON 2000 technical information, ALLISON 2000 diagnostics, ALLISON 2000 troubleshooting help, or just answers to your ALLISON 2000 transmission rebuilders question, the Transmission Rebuilders Network is the place to go! Nov 13, 2010 · Jun 1, 2011. Mar 08, 2018 · The combination wasn't quite all that great and at the time the Allison Worlds were just coming out. These star clips are not per the Allison spec. Wondering if anyone else has ever had this issue with a kenworth pushbutton shift. I approved. ENGINE hp (kW) lb-ft (N•m) GVW lbs (kg) 165–600 (123–447) 420–1850 (569–2508) 14,000–unlimited (6350–unlimited) TORQUE RUGGED DUTY SERIES™ 1 ALLISON TRANSMISSION VOCATIONAL MODEL GUIDE Aug 02, 2013 · Beginning January 2004, Allison Transmission began shipping new 1000 and 2000 Product Families vocation speciﬁc transmission models for North America. Jul 30, 2011 · Cant get our kenworth into gear, also wont start while it is "stuck" It is a push button shifter, we have tried to have an allison computer program reset it, has worked in the past, but not this time. I was driving my 1988 Executive 36' coach with a Cummins 'B' and an Allison AT545 pusher at approx 20mph when it inadvertantly went into reverse and ground to a halt in the middle of the road. This transmission is easily the most robust, well engineered and dynamic transmission to be paired behind the DuraMax series trucks to date. Took it to the dealer 4 times they "reprogrammed it" and nothing changed. this tranny uses inputs from the selector switch to know what gear it needs to be in. In Economy Mode, the transmission will not downshift even at wide-open throttle until the engine pulls down to peak torque rpm May 16, 2018 · Allison Transmission – Shift Selector – Operator and Diagnostic Trouble Code manual. Allison Transmission could not It can cause valves to stick, cause undue wear of transmission parts, or clog passages. As some of you know, once a converter goes south in an automatic transmission it contaminates the Mar 02, 2005 · 9 Posts. Vehicle Stuck in Limp Mode. The check engine light will light up even when there is a problem with the transmission. If, however, the fluid is to the proper level then you will need a new transmission. Whether you need ALLISON 2000 wiring diagram information, ALLISON 2000 transmission rebuilders tips, ALLISON 2000 technical information, ALLISON 2000 diagnostics, ALLISON 2000 troubleshooting help, or just answers to your ALLISON 2000 transmission rebuilders question, the Transmission Rebuilders Network is the place to go! The Allison electronic controls package oversees the operation of the transmission, controlling transmission upshifts and downshifts, and providing important information on the operation of your drive system. Dec 24, 2007 · I have a 2002 Chevy crew cab 2500 HD Duramax/Allison. Started driving slowly for a few minutes and got on the freeway. If the transmission defaults to 5th gear, the C shift valve may be sticking or leaking. When I am driving at slower speeds or slowing down it seems that the transmission switches to neutral and then it sounds like it is whining like it is trying to go into hear. . 6 Technical. The dtc is reading a cylinoid problem has anybody had a problem with this and is it easy to fix. P0841 Transmission Pressure Switch Introduction to the Allison 10L1000: To get straight to the point, the Allison 10 Speed 10L1000 was released for the 2020 model year and is currently in use today. look on the outside where the shift cable attaches to the trans, if it does have a prndl switch, replace Feb 27, 2007 · I have an '02 duramax with the 5 speed allison and it decided to throw a check engine light and got stuck in 3rd gear. Posts. #10. Apr 09, 2010 · Allison Transmission Problems David E. It was like we lost 5th gear and downshifted. It is completely bone stock with about 120k miles. May 01, 2021 · Allison Transmission is an American company that is mainly known for its transmission systems. SOURCE: automatic transmission sounds like it stuck in 3rd gear. It is located below the engine control module. Sep 08, 2021 · Bad Transmission Shift Solenoid Symptoms. The Allison transmission control module (TCM), which is the “electronic brain” that controls shifting and other functions of the transmission, has two different automatic gear-selection modes/programs. My family was pulling our 5th wheel trailer at idle speed when we heard a pop, and felt the truck jerk down a gear. 10:1, providing excellent acceleration when pulling heavy loads. P0762 is a red flag to drain the pan and look at the fluid. Test drive vehicle, when truck reaches 4th gear, clutch slips and returns to 3rd gear and enters inhibit mode again. This brochure will help you understand the readouts, and thereby help you enjoy long, trouble-free operation of your Allison Automatic. Allison Transmission recommended wire numbers (i. Oct 13, 2010 · kountryboy1221. After checking many of them for codes we Jun 09, 2021 · Allison Transmission is a famous American company that mainly focuses on transmission systems. 12). 2009 Allison 3000 Series Automatic Transmission Stuck in First Gear - YouTube. Apr 06, 2003 · Allison never sold the signal generator for the speedo. Dec 03, 2015 · Allison VS2 transmission work needed: Anyone in the South East to recommend? I'm sorta broke down in Charleston, SC with an Allison VS2-8 tranny that is acting up, i. 7kb: Download: Allison Transmission 3000,4000 series fault code list. Regardless of whether or not the six-speed Allison used behind the LMM Duramax was stronger than the version employed behind the LBZ, the torque converter remained a key weak link once added power was introduced. This shows how amazing the products made by them are.