Crankshaft Balancer Cleaning and Inspection
WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Refer to SAFETY GLASSES CAUTION
in Cautions and Notices.
- Clean the crankshaft balancer in cleaning solvent.
- Dry the crankshaft balancer with compressed air.
- Inspect the crankshaft balancer for the following:
- Loose or improperly installed crankshaft balancer front groove pin (1)
A properly installed front groove pin should be installed until flush or below flush with the face of the crankshaft balancer.
Important: A crankshaft front oil sealing surface with excessive scoring, grooves, rust, or other damage must be replaced.
- Worn, grooved, or damaged crankshaft front oil sealing surface (2)
Minor imperfections on the crankshaft balancer crankshaft front oil seal surface may be removed with a polishing compound or fine grade emery cloth.
- Worn, chunking, or deteriorated rubber (3) between the hub and the outer ring
- Worn or damaged keyway (4)
- Worn or damaged bolt hole threads (5)
- Loose or improperly installed crankshaft balancer front groove pin (1)