DTC will set when the following conditions are present:
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 1997 GMC Yukon, 1997 GMC Suburban, 1997 GMC Pickup, 1997 GMC Cab & Chassis, and 1997 Chevrolet Tahoe. However, it is still accessible from the selected car via links, so may be relevant.
- Engine cranking and VCM receives 4 or more camshaft position signals without crankshaft position signal.
- Crankshaft position sensor signal is missing for at least .5 second.