GMC Sierra
P0011
The P0011 code indicates that the Engine Control Module (ECM) has detected an issue with the Variable Valve Timing (VVT) system on a GMC Sierra T1XX (2019-Present), specifically that the timing is over-advanced.
19 SolutionsP-CodePowertrain
P
Error Code Type
Powertrain
Components
1 affected
Engine
Symptoms
10 common
- •Check engine light illuminated
- •Rough idling or stalling
- •Decreased engine performance or power loss
- +7 more
Most Affected Generations
1 generation
T1XX
19
Top Affected Components
1 component
Engine
19
Severity Levels
2 levels
high
18
medium
1
Quick Facts
19
Total Solutions
1
Affected Components
10
Common Symptoms
1
Generations
All Solutions
Showing 19 of 19 solutions for error code P0011 across all generations.