Engine Cranks Slowly

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. 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 AND POOR CONNECTIONS and CONNECTOR REPAIRS in Wiring Systems.
Engine - Make sure the engine is not seized. Refer to SYMPTOMS - ENGINE MECHANICAL in Engine Mechanical - 2.2L or SYMPTOMS - ENGINE MECHANICAL in Engine Mechanical - 4.3L.

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 MOTOR REPLACEMENT (2.2 L) or STARTER MOTOR REPLACEMENT (4.3 L) .