What are common problems with Allison Transmission?
If you take valve body apart you may or may not actually find valve stuck, very sensitive, timing of stroke can create codes, this is extremely common issue. Complaint: Allison transmission Erratic shifting in and out of lock up clutch at any speed. May have ABS light on. No transmission codes.
What is causing transmission shifting problems?
One of the most common causes of transmission problems is low transmission fluid. Transmission fluid provides the lubrication between the gears of your transmission as it shifts. If there is not enough transmission fluid, the vehicle may clunk into gear as it shifts without the protection of lubricating fluid.
Why does transmission Slam when shifting gears?
When your manual transmission grinds when shifting gears that is typically a condition related to the clutch not releasing , the shift synchronizer rings inside the transmission itself worn or broken, or a shifter wear or adjustment problem .
Where are Allison transmissions made?
Various Companies fit them to some or offer the option in their product range of specifying Allison Transmissions. In addition to its Indianapolis plant, Allison operates manufacturing facilities in Baltimore, Maryland (US), Szentgotthard (Hungary), and Santo Amaro, Brazil.
Where is the serial number on Allison Transmission?
On manual transmissions the serial numbers are located on the front right side of the main housing. On automatic transmissions the serial numbers are located on the rear right side of the transmission case, above the oil pan. Fig. Transmission identification label location on Allison transmissions.
Where is Allison Transmission located?
With headquarters in Indianapolis, Indiana, Allison Transmission has regional offices all over the world and manufacturing facilities in Indianapolis, Chennai, India, and Szentgotthárd, Hungary.