Engine Cranks Slowly
WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Perform the following checks:
- Battery-Battery Inspection/Test. Refer to Battery Inspection/Test .
- Wiring-Inspect the wiring for damage. Inspect all connections to the starter motor, solenoid, battery, and all ground connections. Refer to Circuit Testing , Wiring Repairs , Testing for Intermittent Conditions and Poor Connections and Connector Repairs .
- Engine-Make sure the engine is not seized. Refer to Symptoms - Engine Mechanical .
If the battery, the wiring and the engine are functioning properly and the engine continues to crank slowly, replace the starter motor. Refer to Starter Replacement (4.8L, 5.3L, 6.0L, and 6.2L) , Starter Replacement (4.3L) or Starter Replacement (6.6L) .