Trouble Shooting Hints

NOTE: Refer to appropriate wiring diagram to verify wire color and connector terminal identification. See WIRING DIAGRAMS .

Note condition and operation of SECURITY indicator light. If indicator stays on or flashes continuously, see appropriate ANTI-THEFT SYSTEMS article in ACCESSORIES & EQUIPMENT. Check starter solenoid terminals and battery grounds. Check for proper installation of aftermarket electronic equipment. Perform self-diagnostic system test to be certain no trouble codes are stored in PCM memory which may lead to misdiagnosis. See appropriate SELF-DIAGNOSTICS article in ENGINE PERFORMANCE.

Check IGN 1 (30-amp) fuse, IGN 2 (50-amp) fuse and CRANK (40-amp) fuse located in underhood junction block. Check CRANK SIGNAL, BCM, CLUSTER (10-amp) fuse and PCM, BCM, U/H RELAY (10-amp) fuse located in instrument panel fuse block. See COMPONENT LOCATIONS . Check for correct starter usage. See Fig 1 .

Fig 1: Measuring PG260 M Starter Length (3.5L VIN H)

Courtesy of GENERAL MOTORS CORP.