Crankshaft Balancer Cleaning and Inspection for GMC Truck TopKick C-Series (Conventional) C4/C5 2004
- Clean the crankshaft balancer.
- Inspect the crankshaft balancer for damage to belt drive surface
and to crankshaft balancer hub.
- Inspect the balancer hub groove for damage or wear.
- Replace the crankshaft balancer if any concerns exist.