There are 7 stored owner reports matching the engine leading-label group for the 2012 Chevrolet Suburban 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 7 of 7 matching reports.
Open the full vehicle complaint log (all categories)TRANSMISSION FAILURE< 150,000 MILES!! WELL MAINTAINED. LEFT US STRANDED ON OFF RAMP I-78.!!! CRACKED DASH ELECTRICAL PROBLEM. CHECK ENGINE LIGHT.
ENGINE IS CONSUMING A LARGE AMOUNT OF OIL, REQUIRING IN EXCESS OF 5 QUARTS TO BE ADDED BETWEEN 3,000 MILE OIL CHANGES.
THE ENGINE IS BURNING AN EXCESSIVE AMOUNT OF OIL. NO LEAKS VISIBLE, IN OR UNDER THE ENGINE. ON SATURDAY , I JUST ADDED 3.5 QUARTS OF OIL WITH 700 MILES LEFT BEFORE THE NEXT OIL CHANGE.
TL* THE CONTACT OWNS A 2012 CHEVROLET SUBURBAN. WHILE DRIVING 35 MPH, THE ENGINE STALLED AND ALL THE WARNING INDICATORS ILLUMINATED. THE VEHICLE RESTARTED AFTER NUMEROUS ATTEMPTS. THE FAILURE OCCURRED NUMEROUS TIMES. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT COULD NOT BE DIAGNOSED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 56,000.
TL* THE CONTACT OWNS A 2012 CHEVROLET SUBURBAN. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 5 MPH ATTEMPTING TO ACCELERATE, THE ENGINE SUDDENLY ACCELERATED WITHOUT WARNING. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 70,000.
OIL WAS CHANGED AT APPROX 72,000 MILES. NEW FILTER AND QUAKER STATE FULL SYNTHETIC 10W-30 OIL. CURRENT MILEAGE AS OF OCT. 11, 2015 IS 78409 MILES (15% OIL LIFE REMAINING). I HAVE HAD TO ADD 8 QTS. OF OIL SO FAR. THERE ARE NO VISIBLE LEAKS AND EXHAUST DOES NOT SMOKE EXCESSIVELY. THIS IS DEFINITELY NOT NORMAL. ENGINE RUNS GOOD OTHERWISE. I AM IN THE PROCESS OF MAKING AN APPOINTMENT WITH GM DEALER FOR DIAGNOSIS.
TL* THE CONTACT OWNS A 2012 CHEVROLET SUBURBAN. WHILE DRIVING 50 MPH, THE VEHICLE STALLED WITHOUT WARNING AND THE ENGINE WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VIN WAS UNAVAILABLE. THE FAILURE MILEAGE WAS 35,000.
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.