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2011 duramax going down road kicks into neutral at time and
2011 duramax going down road kicks into neutral at time and reverse by itself … read more
BOBBYSS
BOBBYSS
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Allison transmission jumps out of gear and I rev it a couple
Allison transmission jumps out of gear and I rev it a couple times and it drops in and stays in low gear and wont shift up....I turn off the engine and sit for a minute and it finally starts to shift.… read more
GM Tech (Cam)
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Transmission won't go forward I am thinking it may be
Transmission won't go forward I am thinking it may be electrical or the computer not sure cause I had the transmission changed and it's doing the exact same thing … read more
rpmdiag
rpmdiag
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Can u tell me where i can get a wiring diagram for an
can u tell me where i can get a wiring diagram for an allison md3560 … read more
Eric
Eric
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N/A
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2001 HD2500 4x4, When shifting from reverse to forward at a
2001 HD2500 4x4, When shifting from reverse to forward at a stop. Transmission hesitates a couple seconds and then engages hard. Only 66k on truck but only 40k on Allison do the unidentifiable leak. S… read more
Pete
Pete
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I have a Isuzu truck with a allison automatic transmission.
I have a Isuzu truck with a allison automatic transmission. The do not shift light has come on. Diagnostic code is flashing d12216. Any idea what is wrong? … read more
Daniel Wilson
Daniel Wilson
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Trans. clunks when I slow to a stop. I have reverse, but
Trans. clunks when I slow to a stop. I have reverse, but trans. will not shift into higher gears. Seems to stay in lower gears but does move forward in about third gear. Could it be the shift switch o… read more
GM Tech (Cam)
GM Tech (Cam)
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Vocational, Technical or Trade Scho
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Truck hung up in 4th gear while pulling our camper, wouldn't
Truck hung up in 4th gear while pulling our camper, wouldn't change out and wouldn't go in reverse. After sitting 30 minutes it started working fine, changed out and went in reverse. … read more
Daniel Wilson
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I have this reading from the scanner: MID 130, Code 152, FMI
I have this reading from the scanner: MID 130, Code 152, FMI 14. What does it means ? … read more
Daniel Wilson
Daniel Wilson
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We are trying to find the proper ATF For an allison
We are trying to find the proper ATF For an allison automatic 3000RDS … read more
Jaybird61
Jaybird61
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I have a 2011 IHC with a 3,000 Allison HS. I now need to put
I have a 2011 IHC with a 3,000 Allison HS. I now need to put a pto on it. It has additional I/O shaft. Can a pto be put on this transmission? Can anyone help? The build sheet does not say it has PTO p… read more
Daniel Wilson
Daniel Wilson
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Where can i find the model and serial number on my allison?
Where can i find the model and serial number on my allison? It is in a steiger pta280 farming tractor. I would like to find it so that i xan ask an intelligent service question… read more
Amedee
Amedee
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Vocational, Technical or Trade Scho
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When i hit bumps it goes to neutral if i let off gas
when i hit bumps it goes to neutral if i let off gas somtimes goes back to gear it was in … read more
Pete
Pete
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I have an Allison model MD3560PRM with code 45-16. Wont go
I have an Allison model MD3560PRM with code 45-16 . Wont go into any gears . Where is "E" solenoid located & where can I find a wiring diagram?… read more
Waverly Lorello
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I have a AM General M35 with a Cat3116 and allison
Hi I have a AM General M35 with a Cat3116 and allison transmission. I bought it friday night and drove it home which was about 65 miles on the highway. It took quite a bit of throttle. to get from 3rd… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
957 satisfied customers
our truck sits a lot and after a prolonged period it does not
our truck sits a lot and after a prolonged period it does not go into gear, particularly reverse. However, after it warms up it eventually does, then the 'check engine' light come on. Drove it around … read more
Gary
Gary
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Vocational, Technical or Trade Scho
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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
Chevrolet K2500 4x4: I have a 2005 durmax with allison 2500
I have a 2005 durmax with allison 2500 crewcab 284000 miles. The transmiision does not shifteasily from 2-3 at 3000 rpm and actually bogs the engine. The is going up an acceleration ramp to merge. If … read more
GM Tech (Cam)
GM Tech (Cam)
Owner/Technician
Vocational, Technical or Trade Scho
26,869 satisfied customers
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