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Home >> Cadillac >> 2009 >> STS AWD V8-4.6L >> Repair and Diagnosis >> Starting and Charging >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Starter Noise Diagnosis

Starter Noise Diagnosis




Starter Noise Diagnosis

Circuit/System Testing

1. Remove the flywheel inspection cover if equipped, or the starter motor.
2. Inspect the flywheel for the following:

* Loose flywheel bolts
* Chipped gear teeth
* Missing gear teeth
* Bent flywheel

• If not within specifications, secure the flywheel bolts or replace the flywheel.

• If all inspections were within specification, replace the starter motor.

Repair Instructions

* Fastener Tightening Specifications (Specifications) for the 3.6L engine
* Fastener Tightening Specifications (Specifications) for the 4.6L engine
* Engine Flywheel Replacement (Service and Repair) for the 3.6L engine
* Engine Flywheel Replacement (Service and Repair) for the 4.6L engine
* Starter Replacement (LH2) (Service and Repair)Starter Replacement (LC3) (Service and Repair)Starter Replacement (LLT) (Service and Repair)