GM Recalls, Technical Service Bulletins TSB's, Diagnostic & Repair Tips
NHTSA ID Number: 10114640 Manufacturer Communication Number: PIT5312B Summary This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have a grind, pop, shudder or bind feeling/noise in the steering column when turning left or right. Technician will inspect for the lower column bearing to be out of … Read more
NHTSA ID Number: 10083866 Manufacturer Communication Number: PIT5287B Summary THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS REQUIRED FOR THE FRONT SHOCK ABSORBER TERMINAL REMOVAL. Condition/Concern Certain repairs to the front suspension require the removal of the front shock electrical connector terminals. Because the terminals are positioned deep into the connector body, … Read more
NHTSA ID Number: 10139440 Manufacturer Communication Number: PI1288B Summary This preliminary informational bulletin provides repair information to correct a customer concern that the FM radio reception is poor. Condition/Concern FM radio reception is poor. In moderate to weak strength FM signals, or varying strength signals that alternate between weak and strong, the audio can … Read more
NHTSA ID Number: 10113709 Manufacturer Communication Number: PI1393B Summary This preliminary informational bulletin provides diagnostic tips that may be helpful in correcting a customer concern of a Malfunction Indicator Lamp (MIL) illuminated. Technicians may find DTC P0741 Torque Converter Clutch Stuck Off set . Condition/Concern Malfunction Indicator Lamp (MIL) on. Technicians may find DTC … Read more
NHTSA ID Number: 10138017 Manufacturer Communication Number: 14-07-30-001G Summary This informational bulletin explains how to diagnosis and perform a transmission fast learn procedure to fix a harsh shift at low speeds. Shifts that feel too firm (harsh), slips or flares. Low mileage vehicles equipped with the 8L90 automatic transmission with shifts that feel too firm … Read more
