Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2004 Chevrolet Tracker RWDFACTORY OEM SERVICE PROCEDURE
Antilock Brake System
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Diagnostic Information and Procedures
- Diagnostic Starting Point - Antilock Brake System
- Diagnostic System Check - ABS
- Scan Tool Output Controls
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- DTC C1212
- DTC C1213
- DTC C1214
- DTC C1215
- DTC C1217
- DTC C1218
- DTC C1221-C1235
- DTC C1236
- DTC C1237
- DTC C1242 or C1243
- DTC C1254
- DTC C1255 or C1256
- DTC C1257
- DTC C1258
- DTC C1261-C1268
- DTC C1295
- Symptoms - Antilock Brake System
- ABS Indicator Always On
- ABS Indicator Inoperative
- Repair Instructions
- ABS Automated Bleed Procedure
- Electronic Brake Control Module Replacement
- Brake Pressure Modulator Valve (BPMV) Replacement
- Brake Pressure Modulator Valve (BPMV) Bracket Replacement
- Wheel Speed Sensor Replacement - Front
- Wheel Speed Sensor Replacement - Rear
- Wheel Speed Sensor Ring Replacement - Front
- Wheel Speed Sensor Ring Replacement - Rear
- Lamp Driver Module Replacement
- Lateral Accelerometer Replacement
- 4WD Switch Replacement
- Description and Operation
- ABS Description and Operation
- Notes
- Brake Pressure Modulator Valve (BPMV)
- Electronic Brake Control Module (EBCM)
- Vent Tube
- Lamp Driver Module (LDM)
- Front Wheel Speed Sensors and Rings
- Rear Wheel Speed Sensors and Rings
- Electronic Brake Control Relay
- Brake Fluid Level Indicator Sensor
- Accelerometer (4WD Vehicles Only)
- Four-Wheel Drive Switch (4WD Vehicles Only)
- Idle-Up Circuit (4WD Vehicles Only)
- Wiring Harness
- Warning Indicators
- Fuses
- Normal Braking Mode
- Antilock Braking Mode
- Pressure Hold
- Pressure Decrease
- Pressure Increase
- System - Self Test (Initialization)
- Normal/Indicator System Operation
- Tires and ABS
- ABS Description and Operation
- Special Tools and Equipment
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.