The 10-speed Allison transmission is a big improvement over the earlier 6-speed model. However, it’s not without its share of problems. Here are 10 speed allison transmission duramax problems that owners of this transmission have been complaining about.
The parameters
- Shuddering and vibration when coming to a stop: This is caused by the torque converter lockup clutch not engaging properly. It can be fixed by having the transmission computer updated with the latest software.
- Transmission slipping out of gear: This is usually caused by low transmission fluid levels or a bad torque converter.
- Harsh shifts: Harsh shifts can be caused by a number of things, but the most common cause is incorrect shift valve timing. This can be fixed by having the transmission computer updated with the latest software.
- Transmission overheating: Overheating can be caused by low transmission fluid levels, excessive towing, or incorrect shift valve timing. If your transmission is overheating, have it checked out by a qualified mechanic as soon as possible.
- Check engine light on The check engine light can be triggered by a number of things, but the most common cause is an issue with the torque converter lockup clutch. If your check engine light is on, have your transmission checked out by a qualified mechanic as soon as possible.
- Delay in engaging into drive or reverse: This is usually caused by low transmission fluid levels or a bad torque converter. Either way, it’s a serious problem that needs to be addressed by a qualified mechanic as soon as possible.
- Gears slipping while driving: This is usually caused by low transmission fluid levels or incorrect shift valve timing. If your gears are slipping while you’re driving, have your transmission checked out by a qualified mechanic as soon as possible.
- Whining noise when accelerating: This is often caused by low transmission fluid levels, but it can also be caused by worn bearings or gears. If you’re hearing a whining noise when you accelerate, have your transmission checked out by a qualified mechanic as soon as possible.
- Clunking noise when shifting gears: This can be caused by low transmission fluid levels or worn bearings or gears. If you hear a clunking noise when you shift gears, have your vehicle inspected by a qualified mechanic as soon as possible.
- Grinding noise when shifting gears: This is usually caused by worn bearings or gears. If you’re hearing grinding noises when shifting gears, have your vehicle assessed by a qualified mechanic as soon as possible.
Conclusion
From shuddering and vibration to harsh shifts and even grinding noises, there are several common issues that owners of this type of truck have been complaining about lately. Luckily, many of these problems can be fixed relatively easily with something as simple as an update to the latest software version for your computer system – so if you’re experiencing any issues with your 10-speed Allison Duramax truck, make sure to contact a qualified mechanic to get it diagnosed and repaired before further damage occurs!