2018 Buick Enclave Recalls
No NHTSA recalls on record for the 2018 Buick Enclave. That means NHTSA has no open safety campaign for this vehicle — it does not guarantee the absence of problems. Owners have filed 92 complaints with NHTSA, most often about the service brakes. Last updated July 5, 2026.
Complaints by component
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.
“I am submitting this letter to formally report two ongoing issues with my 2018 buick enclave. First, I have experienced persistent problems with the emissions purge valve. My vehicle has repeatedly triggered diagnostic trouble code p0496, indicating a malfunction in the purge valve system. I am…”
“I am submitting this letter to formally report two ongoing issues with my 2018 buick enclave. First, I have experienced persistent problems with the emissions purge valve. My vehicle has repeatedly triggered diagnostic trouble code p0496, indicating a malfunction in the purge valve system. I am…”
“2018 enclave w/106k on the odometer and the catalytic convertor cracked. $2200 repair.”
“After two transmission flushes and being told by a buick dealership's service technicians that nothing is wrong with the vechile's transmission, it has now failed completely at ~90k miles.”
“The contact owns a 2018 buick enclave. The contact stated that while at a stop light, the accelerator pedal was depressed; however, the vehicle failed to respond as intended, with a grinding sound coming from the transmission. A bystander pushed the vehicle to the side road, and the vehicle was…”
“Catalic converter weld broke both sides now”
“My vehicle has begun all us sudden flickering headlights from low beams to high beam when driving and also it ay the airbag safety light turn on with the locks also doing a closing and opening while driving.”
“My vehicle has begun all us sudden flickering headlights from low beams to high beam when driving and also it ay the airbag safety light turn on with the locks also doing a closing and opening while driving.”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2018 Buick Enclave as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.