Download Front Suspension Service Manual ’07 Chevrolet Colorado – WHEEL HUB/ SPEED SENSOR REPLACEMENT Removal Procedure CAUTION: Refer to Brake Dust Caution . CAUTION: Refer to ABS Component Handling Caution . IMPORTANT: The wheel hub and speed sensor are serviced as an assembly. The are not service as individual items. 1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle . 2. Remove the front brake caliper. Refer to Brake Caliper Replacement . Fig. 20: View Of ABS Speed Sensor Wiring Harness Remove the front retaining bolt for the speed sensor bracket at the upper control arm. Fig. 21: View Of Speed Sensor Bracket Front Retaining Bolt 3. Remove the antilock brake system (ABS) speed sensor wiring harness from the upper control arm. 4. Remove the front retaining bolt for the speed sensor bracket at the upper control arm. 5. Remove the speed senor bracket from the upper control arm. 6. Remove the speed sensor electrical connector from the body. 7. Using white or bright colored paint, mark the location of the speed sensor wiring harness to the steering knuckle. 8. To ensure the ease of removal, bundle speed sensor wiring harness so not to have it entangled in any of the suspension components.