Anti-Lock Brake System & Traction Control

• Connector Terminal Identification
• Description
• Operation
  • Anti-Lock Brake System
• Bleeding Brake System
  • Manual Bleeding
    • Notes
    • Master Cylinder
    • Brakelines
  • Pressure Bleeding
• Service Precautions
  • Air Bag System
• Diagnosis
  • Description
  • Pre-Diagnostic Inspection
  • Entering On-Board Diagnostics
  • Symptom Diagnosis
  • INTERMITTENTS & Poor Connections
• Symptom Diagnosis Charts
  • Chart A - Diagnostic Mode Cannot Be Entered Or Anti-Lock Warning Light On Continuously With No DTC Set
    • Circuit Description
    • Diagnostic Aids
  • Chart B - Anti-Lock Indicator Does Not Light
    • Circuit Description
    • Diagnostic Aids
  • Chart C - Traction Off Warning Light On Continuously & No DTC Set (Except BUICK With Uh8 Or U2A Instrument Cluster)
    • Circuit Description
    • Diagnostic Aids
  • Chart D - Traction Off Warning Light On Continuously & No DTC Set (BUICK With Uh8 Or U2A Instrument Cluster)
    • Circuit Description
    • Diagnostic Aids
  • Chart E - Traction Off Warning Light Inoperative (Except BUICK With Uh8 Or U2A Instrument Cluster)
    • Circuit Description
    • Diagnostic Aids
  • Chart F - Traction Off Warning Light Inoperative (BUICK With Uh8 Or U2A Instrument Cluster)
    • Circuit Description
    • Diagnostic Aids
  • Chart G - Traction Active Indicator Does Not Function Properly (BUICK With U2E Instrument Cluster)
    • Circuit Description
    • Diagnostic Aids
  • Chart H - Traction Active Indicator Does Not Function Properly (BUICK With Uh8 Or U2A Instrument Cluster)
    • Circuit Description
    • Diagnostic Aids
  • Chart I - Traction Control Switch Indicator Does Not Operate Properly (BONNEVILLE)
    • Circuit Description
    • Diagnostic Aids
• Diagnostic Code Charts
  • DTC 21 & 25 - Front Wheel Speed Sensor Circuit Test
    • Circuit Description
    • Test Description
  • DTC 31 & 35 - Rear Wheel Speed Sensor Circuit Open Or Shorted
    • Circuit Description
    • Test Description
  • DTC 22, 23, 26, 27, 32, 33, 36 & 37 - Wheel Speed Sensor Signal Erratic Or Missing
    • Circuit Description
    • Test Description
  • DTC 45 - Power Interruption
    • Circuit Description
    • Test Description
    • Diagnostic Aids
  • DTC 41, 42, 45, 46, 51, 52, 55 & 56 - Inlet/Outlet Valve Open Or Shorted
    • Inlet Valves
    • Outlet Valves
    • Test Description
  • DTC 44 & 48 - Isolation Valve Circuit Open Or Shorted
    • Circuit Description
    • Test Description
  • DTC 61 - Pump Motor Circuit Test
    • Circuit Description
    • Test Description
    • Diagnostic Aids
  • DTC 62 - Low Brake Pedal During Abs Stop
    • Circuit Description
    • Test Description
  • DTC 71 - EBCM/EBTCM Internal Malfunction
    • Test Description
  • DTC 72 - Brake Switch Open Or Shorted
    • Circuit Description
    • Test Description
  • DTC 73 - Fluid Level Switch Circuit Open Or Shorted
    • Circuit Description
    • Test Description
  • DTC 74 - Pressure Modulator Valve (PMV) Pressure Switch Circuit Open Or Shorted
    • Circuit Description
    • Test Description
    • Diagnostic Aids
  • DTC 75 - Pcm Requested TCS To Be Disabled
    • Circuit Description
    • Test Description
  • Pcm DTC P1571 - TCS Desired Torque Out Of Range
    • Circuit Description
    • Test Description
    • Diagnostic Aids
  • DTC 76 - Data Line Signal Or Circuit Malfunction
    • Circuit Description
    • Test Description
    • Diagnostic Aids
  • DTC 77 - Delivered Torque Circuit Fault
    • Circuit Description
    • Test Description
• Trouble Shooting
  • Anti-Lock Warning Light
• Removal & Installation
  • Notes
  • Electronic Brake Control Module (EBCM)/Electronic Brake & Traction Control Module
    • Removal & Installation
  • Pressure Modulator Valve (PMV) Assembly
    • Notes
    • Removal
    • Installation
  • Wheel (Speed/Pulse) Sensors
    • Notes
    • Removal (Front)
    • Installation
    • Removal (Rear)
  • Anti-Lock Diode
    • Removal & Installation
  • Load-Sensing Proportioning Valves
    • Removal & Installation
  • Disabling & Activating Air Bag System
    • Disabling System
    • Activating System
• Adjustments
  • Power Brake Booster Piston Rod
  • Brake Pedal Travel
  • Stoplight Switch
  • Parking Brake
• Torque Specifications
• Wiring Diagrams