Page 117
2000 Pontiac Bonneville SE 2000 Pontiac Bonneville SE 2000 STARTING & CHARGING SYSTEMS Generators & Regulators - Bonneville & LeSabre 2000 STARTING & CHARGING SYSTEMS Generators & Regulators - Bonneville & LeSabre 2000 STARTING & CHARGING SYSTEMS Generators & Regulators - Bonneville & LeSabre DESCRIPTION &...
Page 118
2000 Pontiac Bonneville SE 2000 STARTING & CHARGING SYSTEMS Generators & Regulators - Bonneville & LeSabre Generator noise may be caused by a loose drive pulley, loose mounting bolts, worn or dirty bearings, defective diode, or defective stator. It is normal to hear a high frequency whine or magnetic noise at full output. An output test should be performed to distinguish bearing noise from a magnetic noise.
Page 119
2000 Pontiac Bonneville SE 2000 STARTING & CHARGING SYSTEMS Generators & Regulators - Bonneville & LeSabre 4. Connect carbon pile tester to battery. Connect inductive ammeter to output circuit of generator. Disconnect generator harness connector. Locate matching harness connector on CS Electronic Generator Tester (J41450-B) and connect it to generator.
Page 120
2000 Pontiac Bonneville SE 2000 STARTING & CHARGING SYSTEMS Generators & Regulators - Bonneville & LeSabre SELF-DIAGNOSTIC SYSTEM NOTE: Diagnostic trouble code tests are written specifically for use with GM Tech I or Tech II scan tools. Generic scan tool can be used but may have limited functions.
2000 Pontiac Bonneville SE 2000 STARTING & CHARGING SYSTEMS Generators & Regulators - Bonneville & LeSabre CLEARING DIAGNOSTIC TROUBLE CODES To clear DTCs, connect scan tool to Data Link Connector (DLC). Establish communication with Powertrain Control Module (PCM) and follow scan tool instructions. DIAGNOSTIC TESTS DTC B1513: CHARGING SYSTEM VOLTS LOW Description...
2000 Pontiac Bonneville SE 2000 STARTING & CHARGING SYSTEMS Generators & Regulators - Bonneville & LeSabre WARNING: When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.