NHTSA ID Number: 10114546 Manufacturer Communication Number: PIP5209C Summary This Preliminary Information communication advises the technician to follow this Preliminary Information if there is a diagnostic trouble code P00C6 and or P228C set and normal Service Information diagnostics didn’t lead to a repair. Technician is to recheck the terminals at the Engine Control module for fit … Read more
NHTSA ID Number: 10126208 Manufacturer Communication Number: PI1366 Summary This preliminary bulletin provides information on inspecting the turbocharger for missing or prematurely worn parts. Condition/Concern Malfunction indicator lamp is illuminated. Technicians may find diagnostic trouble code (DTC) P0299 – Engine Underboost set. This code may be set due to the loss of wastegate preload. … Read more
NHTSA ID Number: 10116587 Manufacturer Communication Number: 07-06-04-025L Summary This informational bulletin provides information on Clicking/Ticking Sound/Noise Heard During Cold Start and that this should be considered a normal characteristic. Clicking/Ticking Sound/Noise Heard During Cold Start This is normal operation of the high pressure fuel pump and injectors. DO NOT replace the high pressure fuel … Read more
NHTSA ID Number: 10114335 Manufacturer Communication Number: PIT5165C Summary This Preliminary Information communication provides information to the technician on the step to replace the power steering cooler. Technician will need to block off the hoses near the cooler connection with appropriate clamps. After the hoses are clamped disconnect the cooler from the lines and remove the … Read more
NHTSA ID Number: 10184105 Manufacturer Communication Number: PIT3271K Summary This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use … Read more