Trouble Shooting

NOTE: For information not covered in this article, see TROUBLE SHOOTING article in GENERAL INFORMATION.

NOTE: Refer to 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 for corrosion and loose connections. Check for proper installation of aftermarket electronic equipment that may affect system. Perform engine electrical diagnostic system check to be certain no trouble codes are stored in PCM memory which may lead to misdiagnosis. See ENGINE ELECTRICAL DIAGNOSTIC SYSTEM CHECK under SELF-DIAGNOSTIC SYSTEM.

Check CRANK SIGNAL, BCM, CLUSTER (10-amp) fuse and PCM-BCM, U/H RELAY (10-amp) fuse in fuse block under instrument panel, and CRANK (40-amp) fuse in underhood fuse block. See Fig 1 . Check for correct starter application usage. See Fig 2 , Fig 3 and Fig 4 .

Fig 1: Identifying Underhood Accessory Wiring Junction Block Components

Courtesy of GENERAL MOTORS CORP.

Fig 2: Measuring PG260D Starter Length (3.1L VIN J)

Courtesy of GENERAL MOTORS CORP.

Fig 3: Measuring PG260G Starter Length (3.8L VIN K)

Courtesy of GENERAL MOTORS CORP.

Fig 4: Measuring PG260M Starter Length (3.8L VIN 1)

Courtesy of GENERAL MOTORS CORP.