Engine Cranks Slowly

Engine Cranks Slowly

Perform the following checks:

* Battery-Battery Inspection/Test. Refer to Battery Inspection/Test (Component Tests and General Diagnostics).
* Wiring-Inspect the wiring for damage. Inspect all connections to the starter motor, solenoid, battery, and all ground connections. Refer to Circuit Testing (Circuit Testing) , Wiring Repairs (Wiring Repairs) , Testing for Intermittent Conditions and Poor Connections (Testing for Intermittent Conditions and Poor Connections) and Connector Repairs (Connector Repairs).
* Engine-Make sure the engine is not seized. Refer to Symptoms - Engine Mechanical (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 (V8) (Service and Repair)Starter Replacement (V6) (Service and Repair)Starter Replacement (6.6L) (Service and Repair).