Inspection (8.1L)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, 2002 Chevrolet RV Cutaway, and 2002 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
Inspect the CKP sensor for wear. Important The CKP sensor is designed to contact the reluctor wheel of the crankshaft. Wear may be noticeable on the end of the sensor. Normal CKP sensor wear will be shown on the wear strips and no wear will be shown on the sensor sensing element. Excessive or abnormal sensor wear will be shown on the sensing element. If excessive/abnormal wear is present, replace the sensor. Inspect the CKP sensor "O" ring for wear or damage. If a problem is found, replace the "O" ring. Lubricate the new "O" ring with engine oil before installing.