For 1990-2009 cars

#### Electrical Information Reference

• | Diagnostic System Check - Vehicle.

• | Testing for Intermittent Conditions and Poor Connections.

• | Battery Inspection/Test.

• | Symptoms - Engine Mechanical.

• | Symptoms - Engine Mechanical.

1. Carry out the Diagnostic System Check, refer to Diagnostic System Check - Vehicle.
2. Carry out the Battery Inspection/Test, refer to Battery Inspection/Test.
3. Inspect the wiring for damage. Inspect all connections to the starter motor, solenoid, battery and all ground connections.
4. Make sure the engine is not seized.
5. Crank engine.

⇒ | If the starter motor makes a rumble, growl or knocking noise remove the starter motor. Refer to Starter Motor Replacement.

6. Inspect for damaged, worn or chipped teeth.

⇒ | If the teeth are damaged replace the starter motor.

7. Install the starter motor.
8. Crank engine.

⇒ | If starter motor makes a whoop or high pitched noise remove starter motor. Refer to Starter Motor Replacement.

9. Inspect for damaged, worn or chipped teeth on the ring gear/flexplate

⇒ | If teeth are damaged replace ring gear/flexplate. Refer to Engine Flywheel Replacement for 3.6L engine or Engine Flywheel Replacement for 6.0L engine.

⇒ | Install the starter motor.

### Repair Instructions

• | Starter Motor Replacement

• | Engine Flywheel Replacement for 3.6L engine or Engine Flywheel Replacement for 6.0L engine.