What causes P0011 on a Chevrolet Traverse?

Common causes of P0011 on Chevrolet Traverse: Cam phaser stuck advanced on 3.6L V6 from timing chain stretch; VVT solenoid clogged with sludge on 3.6L LFY/LGX engine; Low oil pressure not retracting cam phaser from advanced position; Degraded engine oil causing cam phaser to bind.

P0011

P0011 Chevrolet Traverse

Q: How much does it cost to fix P0011 on a Chevrolet Traverse?

Fixes for P0011 on Chevrolet Traverse include: Replace VVT solenoid(s) and perform oil change as first diagnostic step, Replace cam phaser(s) and timing chain kit if solenoid swap does not resolve, Check oil pressure with mechanical gauge and address if low, Flush engine oil system and refill with GM Dexos1 synthetic.

Intake Camshaft Position Timing Over-Advanced (Bank 1) · Powertrain Code · High

What is P0011?

The intake camshaft timing on bank 1 is more advanced than the ECM commanded. Usually caused by a stuck VVT solenoid, dirty engine oil, or timing chain stretch.

When the Chevrolet Traverse triggers code P0011 (intake camshaft position timing over-advanced (bank 1)), it typically points to an issue in the powertrain system. This is a high severity code, so address it promptly to avoid further damage or safety concerns. Below you'll find the most common causes, symptoms, and repair options specific to the Chevrolet Traverse.

Diagnostic data on this page is compiled from publicly available repair resources and technical service bulletins. Always have a qualified mechanic confirm the diagnosis before authorizing repairs on your Chevrolet Traverse.

Common Causes on Chevrolet Traverse

Cam phaser stuck advanced on 3.6L V6 from timing chain stretch
VVT solenoid clogged with sludge on 3.6L LFY/LGX engine
Low oil pressure not retracting cam phaser from advanced position
Degraded engine oil causing cam phaser to bind

Symptoms

Rough idle with noticeable engine vibration
Poor fuel economy from incorrect valve timing
Engine stalling at idle or low RPM
Hard starting especially when engine is warm
Rattling noise from engine timing area
Check engine light illuminated

Recommended Fixes

Replace VVT solenoid(s) and perform oil change as first diagnostic step

Replace cam phaser(s) and timing chain kit if solenoid swap does not resolve

Check oil pressure with mechanical gauge and address if low

Flush engine oil system and refill with GM Dexos1 synthetic

Notes for Chevrolet Traverse

GM 3.6L V6 P0011 often leads to full timing chain and phaser replacement at 80K+ miles.

P0011 Chevrolet Traverse

What is P0011?

Common Causes on Chevrolet Traverse

Symptoms

Notes for Chevrolet Traverse

Check Chevrolet Traverse Specs