There are 4 stored owner reports matching the powertrain & transmission leading-label group for the 2014 Buick LaCrosse in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 4 of 4 matching reports.
Open the full vehicle complaint log (all categories)I was driving and my car stopped then I started it back up then hesitated to go. I parked the car then tried to reverse an it kept jumping and won’t accelerate. I could have got into a major accident on the freeway. The code is giving a Transmission Control Module
PASSED MULTIINSPECTION TRANSMISSION DOES NOT NOT SHIFT FROM TOURING TO SPORT MODE UNDER POWER ALSO GEARSHIFT FEELS ELASTIC LIKE A RUBBER BAND. IN MANUAL MODE PULLS WITH GEAR CHANGE ON ITS OWN VIN NUMBER DOESN'T PULL SPECIFIC INFORMATION ON VEHICLE TRIM LEATHER/CSX/PREMIUM/BASE/HL HID OR HALOGEN 9012 CURRENT BULBS NO GOG LAMPS
CAR ROLLED AWAY,AND THE BACK OF CAR(TRUNK,LIGHTS) WERE SMASHED. *TR
TL* THE CONTACT OWNS A 2014 BUICK LACROSSE. WHILE DRIVING APPROXIMATELY 35 MPH, THE VEHICLE SHOOK AND JERKED WITHOUT WARNING. THE CONTACT PULLED THE VEHICLE OVER TO THE SIDE OF THE ROAD. THE VEHICLE WAS RESTARTED AND DRIVEN TO THE CONTACT'S RESIDENCE. THE VEHICLE WAS LATER TOWED TO A LOCAL DEALER WHERE IT WAS DIAGNOSED THAT THE TRANSMISSION NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 88,978. UPDATED 07/26/16*LJ
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.