What transmission does a 2012 Chevy 2500hd have?
6-speed automatic
Transmission Transmission, 6-speed automatic, heavy-duty, electronically controlled with overdrive and tow/haul mode (Requires (L96) Vortec 6.0L V8 SFI engine.)
What problems does the 6.6 Duramax have?
6 Problems Often Found in Duramax 6.6L Engines
- Fuel System Trouble. Fuel system trouble isn’t good in any automobile, and the 6.6-liter Duramax is known for two specific fuel-related issues.
- Water Pump Trouble.
- Overheating Trouble.
- Injector Trouble.
- Glow Plug Trouble.
- Oil Trouble.
How do I reset my Allison transmission?
Allison Transmission Transmission Service Indicator Light Reset
- To reset the service indicator light.
- Turn the key on, do not start the engine.
- Move the shift selector to N-D-N-D-N-R-N, pausing briefly (less than 3 seconds) between each selector movement.
What is the best year of Duramax?
Any generation duramax will pull a 3 horse trailer handily. They all have their own quirks and issues that can be resolved, and once they are, you’ve got a reliable, strong truck for many miles. Most will say the 06-07 LBZ model to be the most desirable and reliable platform.
How many miles will a Duramax last?
A poorly-maintained engine can quickly fall into disrepair before it even reaches the 100,000-mile mark while a well-maintained Duramax pickup truck should last 400,000 or even 500,000 miles.
What causes a hard shift on a Chevy Silverado?
Taking too long to shift; the engine revs higher than normal RPMs before a shift happens. Making hard shifts, which occur with a noticeable clunking noise and shudder. Slippage in all gears. All of the above issues can be the result of numerous causes, including a failing torque converter. But it’s not always that straightforward.
Why is my Chevy Silverado transmission not working?
But the transmission is a different story. Chevy Silverado transmission problems show up first as shift flares while you’re accelerating. Then the Check Engine light comes on for ‘loss of prime’ codes. Soon after, the transmission won’t engage forward, reverse, or both. Again, lack of maintenance is often the culprit.
What causes a Chevy Silverado to go into reverse?
And if the transmission failure involves “slipping,” the failure is usually caused by internal damage. If gear ratio error codes are generated by the PCM, which indicates that the transmission is slipping: Won’t go into First Gear, the vehicle doesn’t move. Won’t go into Reverse, but Drive works. During acceleration, suddenly shifts into Neutral.
Why is my Chevy Silverado 2500 HD not starting?
While there are a variety of reasons your Chevrolet Silverado 2500 HD won’t start, the most common 3 are a dead battery, an alternator problem, or failed starter. How is a no-start diagnosis fixed?