Engine Cranks Slowly

Perform the following checks:
- Battery - Battery Inspection/Test. Refer to Battery Inspection/Test 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 and Poor Connections and Connector Repairs in Diagrams.
- Engine - Make sure the engine is not seized. Refer to Symptoms - Engine. Symptom Related Diagnostic Procedures

If the battery, the wiring and the engine are functioning properly and the engine continues to crank slowly, replace the starter motor.