Fourth generation
2020 Chevrolet Silverado 1500
Evidence: High confidence
- Problem to check
- Manufacturer service campaign. Reported around 2,525 to 55,121 mi.
- First check
- Ask the inspector to test the named system and record the result.
- Inspection items
- 24
- Safety actions
- 12
- EPA combined MPG
- Not available
- Price and repair cost
- Not available
First inspection steps
- 1Ask the inspector to test the named system and note any warning lights, noises, leaks, or stored codes.
- 2Ask the inspector to test the named system and note any warning lights, noises, leaks, or stored codes.
- 3Ask the inspector to test the named system and note any warning lights, noises, leaks, or stored codes.
Source recordEvidence: High confidence
The records describe a problem worth checking before purchase.
“Certain vehicles listed above, may have a condition where the transmission control valve has worn, resulting in a gradual loss of pressure within the valve. The effects can cause harsh shifting, setting a service engine soon message, reduced engine performance or P0747 diagnostic trouble code. Dealers are to install a new control valve body. The repairs will be made at no charge to the customer.”