DTC C12D8 GMC
A Camshaft Position Over-Retarded (Bank 2)
A Camshaft Position Over-Retarded (Bank 2)
Description
Engine started and driven at an engine speed of more than 400rpm; and the ECM detected the camshaft timing exceeded the minimu calibrated retarded value, or the camshaft remained in an retarted position during the CCM test. The valve timing did not change
Video Guide
Diagnostic Info
- DTC Code: C12D8
- Brand: GMC