What causes P0341 on a GMC Terrain?

Common causes of P0341 on GMC Terrain: Stretched timing chain causing cam-to-crank correlation error (very common on GM 1.5T LYX/L3B); Worn cam phaser causing inconsistent cam position signal; Failed camshaft position sensor giving intermittent readings; Low oil pressure affecting VVT cam phaser position; Jumped timing chain (severe cases).

P0341

P0341 GMC Terrain

Q: How much does it cost to fix P0341 on a GMC Terrain?

Fixes for P0341 on GMC Terrain include: Replace timing chain, tensioner, and guides (required on 1.5T engines with chain stretch), Replace camshaft position sensor, Replace cam phaser(s) if worn, Perform oil change with Dexos1 0W-20 and check oil pressure, Inspect for jumped timing and verify cam-to-crank alignment.

Camshaft Position Sensor Range/Performance (Bank 1) · Powertrain Code · High

What is P0341?

The camshaft position sensor on bank 1 is reading outside expected parameters.

When the GMC Terrain triggers code P0341 (camshaft position sensor range/performance (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 GMC Terrain.

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 GMC Terrain.

Common Causes on GMC Terrain

Stretched timing chain causing cam-to-crank correlation error (very common on GM 1.5T LYX/L3B)
Worn cam phaser causing inconsistent cam position signal
Failed camshaft position sensor giving intermittent readings
Low oil pressure affecting VVT cam phaser position
Jumped timing chain (severe cases)

Symptoms

Check Engine Light on
Rattling noise on cold start (timing chain slap)
Reduced power and rough running
Intermittent stalling
Hard starting
Engine vibration at idle

Recommended Fixes

Replace timing chain, tensioner, and guides (required on 1.5T engines with chain stretch)

Replace camshaft position sensor

Replace cam phaser(s) if worn

Perform oil change with Dexos1 0W-20 and check oil pressure

Inspect for jumped timing and verify cam-to-crank alignment

Notes for GMC Terrain

P0341 on GM 1.5T Equinox/Terrain engines is a well-known issue — timing chain replacement is the definitive fix and should not be delayed.

P0341 GMC Terrain

What is P0341?

Common Causes on GMC Terrain

Symptoms

Notes for GMC Terrain

Check GMC Terrain Specs