Engine Cranks Slowly

Perform the inspections on the following items:
^ Battery - Perform the Battery Inspection/Test. Battery Inspection/Test
^ Wiring - Inspect the wiring for damage. Inspect all connections to the starter motor, the solenoid, the battery, and all ground connections. Refer to Circuit Testing, Wiring Repairs, Testing for Intermittent and Poor Connections, and Connector Repairs in Diagrams.
^ Engine - Verify that the engine is not seized.

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