2015 Chevrolet Colorado
Mileage
131,486
Service Date
7/28/2022
Services Performed
- SCANNED VEHICLE FOR CODES. FOUND MULTIPLE COMMUNICATION ERRORS PRESENT AS WELL AS MULTIPLE MODULES UNRESPONSIVE. PERFORMED PRELIMINARY INSPECTION OF ELECTRICAL COMPONENTS AND WIRING BUT FOUND NO OBVIOUS ISSUES. USING LAB SCOPE, CHECKED FOR ELECTRICAL ACTIVITY ABNORMALITIES ON HIGH SPEED SERIAL DATA CIRCUITS. DURING SYSTEM FAILURE EVENT, TECH FOUND VOLTAGE SPIKES WERE PRESENT ON DATA LINES WHICH WERE CAUSING CASCADING COMMUNICATION FAILURES BETWEEN MODULES. DISCONNECTED AND BYPASSED MODULES INDIVIDUALLY TO DETERMINE SOURCE OF VOLTAGE DISCREPANCY. ISOLATED ELECTRONIC POWER STEERING CONTROL MODULE AS PRIMARY FAILURE POINT.
- ELECTRONIC STEERING MOTOR – Remove & Replace – 4WD Assembly – [Includes: Adjust toe-in. Includes: Programming.] – [NOTE: Labor estimates listed are for R&R only and DOES NOT include diagnosis time.]
- (Combination) – STEERING ANGLE SENSOR – Reset – [Includes: Steering Angle Sensor Centering procedure.]
- ALIGNMENT
- TRANSMISSION OIL PUMP SEAL – Remove & Replace
Jackson K. gave our service a 5 star review on 7/28/2022
