CARS.COM — Vehicles affected by service bulletin:
- 2015 Cadillac Escalade
- 2016 Cadillac Escalade
- 2015 Chevrolet Corvette
- 2016 Chevrolet Corvette
- 2015 Chevrolet Silverado
- 2016 Chevrolet Silverado
- 2015 GMC Sierra
- 2016 GMC Sierra
- 2015 GMC Yukon
- 2016 GMC Yukon
Equipped with eight-speed automatic transmission.
The problem: Shifts from Park to Drive or Reverse may feel firm, and a clunk can occur as the engine starts, or immediately after it does so. A malfunction indicator lamp may illuminate.
Corrective action: Dealers will update the transmission control module software.
Warranty info: This service bulletin is being performed free of charge under the Chevrolet/GMC new-car warranty.
What owners should do: Call your local dealer with your vehicle’s identification number to determine if it’s involved in this service bulletin. You can also call Chevrolet at 800-222-1020, GMC at 800-462-8782 or NHTSA at 888-327-4236. Reference TSB No. 15-NA-007.
Need to find a dealer for service? Go to Cars.com Service & Repair to find a local dealer.
Editor’s note: This is only one of dozens of service bulletins issued each month by automakers. Please check your automaker’s website to see if your vehicle has any service bulletins pending.
Check for recalls here on Cars.com.