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2010 GMC Sierra 1500 Hybrid – Cylinder 6 Misfire With No Compression
CUSTOMER CONCERN Engine misfires on cylinder 6 and compression testing shows no compression on that cylinder. CAUSE Inspection confirmed a failed valve roller lifter on cylinder 6. CORRECTION Remove and replace the failed valve roller lifter.
2010 Chevrolet Silverado 1500 Hybrid – Intermittent Stall and No Start With P0230 and U0109
CUSTOMER CONCERN Engine stalls intermittently and may not restart, with no fuel pressure and DTCs P0230 and U0109. CAUSE Testing confirmed an internal failure of the fuel-pump control module. CORRECTION Remove and replace the failed fuel-pump control module. Program and configure the replacement module.
2010 Chevrolet Silverado 1500 Hybrid – No Crank With P1AE2, P1B05 and P1B06
CUSTOMER CONCERN Vehicle will not crank and stores DTCs P1AE2, P1B05 and P1B06. CAUSE The high-voltage interlock remained open because the manual-disconnect lever and sight shield were not fully seated. CORRECTION Correctly seat the high-voltage manual-disconnect lever and install the sight shield to close the interlock circuit.
2009 Chevrolet Malibu Hybrid – Check Engine Light With P0011
CUSTOMER CONCERN Check-engine light is on with DTC P0011. CAUSE Testing confirmed a failed intake camshaft actuator solenoid. CORRECTION Remove and replace the failed intake camshaft actuator solenoid.
2010 Chevrolet Malibu Hybrid – Intermittent Loss of Power Steering With C0545
CUSTOMER CONCERN Power-steering assist is lost intermittently with DTC C0545. CAUSE Testing confirmed a failed steering-shaft torque sensor. CORRECTION Remove and replace the failed steering-shaft torque sensor. Calibrate the replacement sensor.
2008 Saturn Vue Green Line – Battery Warning Light With P1A59
CUSTOMER CONCERN Battery warning light is on with DTC P1A59. CAUSE Testing confirmed a fault in the high-voltage hybrid battery assembly addressed by the applicable battery campaign. CORRECTION Perform the applicable high-voltage battery campaign repair and remove and replace the failed battery assembly as specified.
2010 Cadillac Escalade Hybrid Platinum – No Power Steering With C0460
CUSTOMER CONCERN Electric power-steering assist is inoperative with DTC C0460. CAUSE Testing confirmed a failed electric power-steering motor. CORRECTION Remove and replace the failed electric power-steering motor.
2009 Cadillac Escalade Hybrid – No Crank With P0633 After Hybrid Repair
CUSTOMER CONCERN Vehicle will not crank after hybrid-system repair and DTC P0633 is stored. CAUSE The theft-deterrent system lost the required immobilizer identification during the repair. CORRECTION Perform the immobilizer relearn procedure.
2010 Cadillac Escalade Hybrid – Service Stability Message With C0710-5A
CUSTOMER CONCERN Service Stability message is displayed with DTC C0710-5A. CAUSE Testing confirmed a failed steering-wheel position sensor. CORRECTION Remove and replace the failed steering-wheel position sensor. Center and calibrate the replacement sensor.
2010 Cadillac Escalade Hybrid – Reduced Engine Power With P2135
CUSTOMER CONCERN Engine enters reduced-power mode with DTC P2135. CAUSE Testing confirmed a failed throttle-position-sensor cover assembly. CORRECTION Remove and replace the throttle-position-sensor cover. Program the ECM and perform the required throttle relearn.
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