2009 Chevrolet Silverado 1500 HD Problems
RepairPal has identified the most common problems with the 2009 Chevrolet Silverado 1500 HD based on complaints from actual vehicle owners. We'll tell you what the problem is and what it'll take to fix it.
The 2004-2009 Silverado 1500HD has known issues with the EVAP system, a part of your emission control system.
To correct the issue, the EVAP canister vent valve, solenoid, and wiring must be inspected. The most common fix is replacement of the wiring connector or replacement of the vent valve assembly.
A loose or worn gas cap could be cause the Check Engine Light to illuminate.
The spark plugs should be replaced every 100,000 miles. Our technicians recommend replacing the spark plug wires also at this time.