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Im not having an issue, I'm just having a of a time finding
Im not having an issue, I'm just having a hell of a time finding the location of the serial number of my Allison transmission. I have a 2004 Silverado 2500HD LB7 Duramax with an Allison transmission. … read more
adam warren
adam warren
7 satisfied customers
I'm looking to buy a 2006 Duramax Lbz with the 6 speed
I'm looking to buy a 2006 Duramax Lbz with the 6 speed Allison, I took it for a test drive and the trans was shifting hard into every gear the whole time and the salesman said that's how they shift … read more
Jared D
Jared D
Shop Supervisor
Bachelor's
2,352 satisfied customers
DTC'S P0751, 756, 761 AND 980. 2010 SILVERADO 2500HD ALLISON
YES YESTERDAY IT ACTED UP WITH CODE P0980 I CLEARED THE CODE AND DROVE ABOUT 100 MILES I CHANGED THE OIL BUT DID NOT CHANGE FILTER BUT ORDERED ONE. TODAY VEHICLE WON'T MOVE CODE AS ABOVE. … read more
Chris (aka- Moose)
Chris (aka- Moose)
Technician
Vocational, Technical or Trade School
1,977 satisfied customers
1000 in 2004 chev 2500hd pickup has started to have a
1000 in 2004 chev 2500hd pickup has started to have a grating whine upon decelleration from moderate speeds … read more
Chris (aka- Moose)
Chris (aka- Moose)
Technician
Vocational, Technical or Trade School
1,977 satisfied customers
Harsh shift between 2-3rd. Now since hot weather came it
Harsh shift between 2-3rd. Now since hot weather came it hangs a sec between 2-3rd 08 2500hd ltz rwd … read more
Chris (aka- Moose)
Chris (aka- Moose)
Technician
Vocational, Technical or Trade School
1,977 satisfied customers
I have an 06 chevy duramax with allison trans. any
I have an 06 chevy duramax with allison trans. any suggestions on how I best utilize the towing mode when towing a tailer … read more
Chris (aka- Moose)
Chris (aka- Moose)
Technician
Vocational, Technical or Trade School
1,977 satisfied customers
A year ago I bought a 2004 Winnebago RV with a 400 hp
A year ago I bought a 2004 Winnebago RV with a 400 hp Cummins with an Allison 6 speed. … read more
HDGENE
HDGENE
6,647 satisfied customers
I am getting a p0872 and p0700 which is limp mode and the
i am getting a p0872 and p0700 which is limp mode and the other is a pressure circuit code … read more
JOHN aka Eauto
JOHN aka Eauto
self employed
High School or GED
10,909 satisfied customers
Transmission seemed to go into neutral flashed a message
Transmission seemed to go into neutral flashed a message that I missed ,coasted to a stop,I then shifted into neutral then reverse then drive .I then checked the fluid level which was ok.I then hooked… read more
HDGENE
HDGENE
6,647 satisfied customers
Allison transmission over heating when going slow. Okay at
Allison transmission over heating when going slow. Okay at highway speeds. 2003 with 208,000 miles. … read more
Tool Hut
Tool Hut
Owner
519 satisfied customers
My snapon computer keeps giving me the code for a stuck E
My snapon computer keeps giving me the code for a stuck E valve and I did everything I could to fix it and I changed every part I possibly could that could be connected with the problem and nothing ha… read more
Chris (aka- Moose)
Chris (aka- Moose)
Technician
Vocational, Technical or Trade School
1,977 satisfied customers
Po 700 and po735 keeps going on had brought it to the shop
Po 700 and po735 keeps going on had brought it to the shop 10x keeps had the speed senor changed twice got 2 brand new Allison Transmission hag the Allison Transmission guys come out and look at it ha… read more
sprinkles08
sprinkles08
Technician
High School or GED
18,108 satisfied customers
I have a 2010 Chevy Silverado 1500 I put a new transmission
I have a 2010 Chevy Silverado 1500 I put a new transmission now the gear indicator does not work on the dashboard and it will not shift… read more
GM Tech (Cam)
GM Tech (Cam)
Owner/Technician
Vocational, Technical or Trade Scho
26,886 satisfied customers
I have a 2007 classic Chevy 2500 HD 6.6 l with an Allison
I have a 2007 classic Chevy 2500 HD 6.6 l with an Allison 1000###-##-#### that is toast. I have a wrecked 2008 Chevy 2500hd 6.6l Allison 1000(###) ###-####transmission is good. I want to swap them. I … read more
Wayne Crawford
Wayne Crawford
3,944 satisfied customers
I have a 2004 2500hd with the 6.0 & 4.10 gears. It has been
I have a 2004 2500hd with the 6.0 & 4.10 gears. It has been a wonderful truck and have over 350000 ***** ***** on it pulling all of the time. I am looking at getting a replacement and looking at a 201… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
408 satisfied customers
I have a 2002 Chevy 2500hd with a 6.6 duramax with the 5
I have a 2002 Chevy 2500hd with a 6.6 duramax with the 5 speed Allison transmission and I'm wanting to swap the transmission to a 2006 Allison transmission aside the trans cool lines need to be replac… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
30,334 satisfied customers
GM 2500HD Silverado: 2003 Chevy silverado 2500 HD Allison AT
2003 Chevy silverado 2500 HD Allison AT 4wd. 240000 miles. When I start the truck cold or warm the transmission shifts and performs perfectly normal and the cruise control works, then at between a 1/4… read more
Mike Kelly
Mike Kelly
ASE Certified Technician
Vocational, Technical or Trade Scho
150 satisfied customers
I hope you are able to answer some questions I have about the
I hope you are able to answer some questions I have about the Allison transmission. How are you able to know, without calling the dealer to look up the vin, if any year Chevy or GMC has an Allison tra… read more
Neal
Neal
Auto repair pro, 30 years experience
Associate Degree
8,213 satisfied customers
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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