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Overhead Roof Console Inoperative / Service Safety Restraints Message / Sunroof Inoperative / Dome Lights Inoperative / DTCs B1A7A and U1121 – 2021-2023 Cadillac Chevrolet GMC

January 26, 2023 by oemdtc

NHTSA ID Number: 10224301 Manufacturer Communication Number: PIT5949 Summary This Preliminary information communicates an issue during start up that the following symptoms occur: – Service Safety Restraints System Message – Sunroof Inoperative – Sunshade Lights Inoperative – Dome Lights Inoperative – Power Liftgate Inoperative when using switch in overhead console – DTCs U1121 set in the BCM and B1A7A set in the … Read more

Rear View Camera Coaxial Related Issues-B395A – B395B – B395C – B101E – B101D – 2019-2022 Buick Cadillac Chevrolet GMC

January 26, 2023 by oemdtc

NHTSA ID Number: 10216358 Manufacturer Communication Number: PIT5921 Summary This Preliminary information communicates diagnostics aids for rear view camera issues that may be encountered. Condition Some customers may comment on seeing a black screen and a triangle icon on the radio display when in reverse. Technicians may find one or more of the following DTC’s B395A, … Read more

Component Naming and Labor Operation Code Usage For The Air Leveling RPO F47 and Electronic Suspension Control RPO Z95 Systems – 2021-2022 Cadillac Chevrolet GMC

January 26, 2023 by oemdtc

NHTSA ID Number: 10216359 Manufacturer Communication Number: PIT5923 Summary This Preliminary information communicates the proper component naming and labor operation codes for the air leveling system RPO F47and the Electronic Suspension Control System RPO Z95 Condition There has been some confusion with the component naming and labor operation code usage when servicing either the Air Leveling system RPO … Read more

AC Blows Warm or Poor Performance – 2020-2021 GM

January 26, 2023 by oemdtc

NHTSA ID Number: 10216361 Manufacturer Communication Number: PIT5099F Summary This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature. Condition / Concern Customer may comment that … Read more

2015-2022 Cadillac Chevrolet GMC

January 26, 2023 by oemdtc

NHTSA ID Number: 10222670 Manufacturer Communication Number: 22-NA-184 Summary This informational bulletin advises the technician of possibly installing the incorrect 1-2-7-8-R clutch fluid passage seal and which seal should be used with measurements of the seal. Condition Technician’s may find a no movement condition after replacement of the valve body on the 8L45 or 8L90 automatic … Read more