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Home >> GMC >> 1995 >> C3500 HD 7.4 N, Automatic >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Trouble Shooting Charts

Trouble Shooting Charts

NOTE: See WIRING DIAGRAM  for circuit and terminal identification. See Fig 1 for Brake Pressure Modulator Valve (BPMV) connector terminal identification.
Fig 1: BPMV Connector Terminals (Face Side Of Connector Shown)
G95I27167Courtesy of GENERAL MOTORS CORP.
Fig 2: Functional Test (2WD)
G93G76121Courtesy of GENERAL MOTORS CORP.
Fig 3: Functional Test (4WD)
G95H27141Courtesy of GENERAL MOTORS CORP.
Fig 4: ANTI-LOCK Light On
G95A27144Courtesy of GENERAL MOTORS CORP.
Fig 5: ANTI-LOCK Light Off - No DTC's
G93J76124Courtesy of GENERAL MOTORS CORP.
Fig 6: Brake Pedal Pulses - No DTC's
G93A76125Courtesy of GENERAL MOTORS CORP.
Fig 7: Wheel Pull During Hard Braking - No DTC's
G93B76126Courtesy of GENERAL MOTORS CORP.