There are 3 owner-reported fuel system complaints for the 2018 Chevrolet Tahoein NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
I can smell gas inside my cabin and also when parked in garage. Mechanic said my fuel injector seals are leaking and this is a known issue . The safety bulletin 18-NA-137 November 2019. This is a SAFETY ISSUE and needs to be addressed for the safety of myself and others. Please issue recall immediately so I can get fixed.
WHILE DRIVING VEHICLE IT CONSTANTLY REVVS UP UNCONTROLLABLY. ALMOST LIKE IT'S DOWN SHIFTING IN LOW GEAR WHEN MY FOOT IS OFF THE GAS PEDAL.
FIRST THE FUEL GAUGE STOPPED WORKING ON AND OFF WOULD GO TO E WHEN ON FULL TANK. THEN CHECK ENGINE LIGHT CAME ON DAYS LATER. THEN VEHICLE STOPPED RUNNING WHILE DRIVING, AND WOULD SHUT OFF. ENGINE WOULD START AND DRIVE AGAIN, THEN STOP RUNNING AND SHUT OFF WHILE DRIVING. FIRST TIME I WAS DRIVING ON HWY, THEN ON CITY STREETS. VEHICLE IS IN GM SHOP NOW, AND THEY SAID IT WAS THE FUEL PRESSURE SENSOR. AND THEY ARE REPLACING THE PART.
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.
Data synced from NHTSA on Apr 25, 2026