Automatic Transmission Gear Indicator Problems of GMC Terrain

The contact owns a 2023 GMC Terrain. The contact stated while driving at approximately 5 mph, and entering the roadway from the driveway, the vehicle stalled. The contact stated that there were no warning lights. The contact stated that the vehicle had lost electrical power. The contact was unable to restart the vehicle. The vehicle used a push button gear shift prndl, and the contact was unable to set the vehicle into park(p) to restart the engine. The contact was able to restart the vehicle after several attempts and drove the vehicle to a dealer. The contact stated that on the drive to the dealer, the check engine warning light illuminated but kept driving. The vehicle was diagnosed, and it was determined that the fuel module had failed and needed to be replaced. The vehicle was repaired. The manufacturer was informed of the failure. The failure mileage was 12,825.

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*service trans, check engine, stabilitrak, gas light, would not come out of 1st gear, stalled, started back up and jerked on the way to dealership, locks were flickering, lights would not light up for the prndl, shift to park message on, and vehicle would not start back up when pulled into service drive. *would not shift out of 1st gear while in traffic, vehicle stalled in traffic, vehicle jerked whi9le driving. *confirmed by lafontaine of ann arbor, mi *vehicle inspected by lafontaine of ann arbor, mi service trans, check engine, stabilitrak, gas light, would not come out of 1st gear, stalled, started back up and jerked on the way to dealership, locks were flickering, lights would not light up for the prndl, shift to park message on, and vehicle would not start back up when pulled into service drive. Tac case # 9-6556499036. Tech 24694 worked with field engineer and checked wiring, terminals, and connectors at high speed comm modules and found all passed, replaced bcm and still had concern. Tech 1235 bypassed modules and test drover to eliminate diff control module, ebcm and when ebcm was bypassed concern never returned osyn9761769 tech 56653 completed bcm replacement and programming, wire, terminals and connector checks with engineer. Tech 1235 replaced ebcm assembly, op code 2410330 completed diag by bypassing modules and completed bleeding brakes. Tech 1235 total repair 3. 9. Tech 56553 performed bcm replacement. 2. 9 base time, 4. 8 olh. Repairs approved per dma approval / pet sheet. Test drove vehicle 139 miles without a concern.

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