2018 Chevrolet Traverse: Transmission failure
Common wear/failure (not a recall)
Symptoms
Owners of the 2018 Traverse report: transmission failure. CarComplaints.com lists 8 owner complaints, average mileage 18,050 miles.
NHTSA has 196 owner complaints for the 2018 Traverse in this area. Examples:
- NHTSA complaint ODI #11771096 (filed 10/14/2026): “The contact owns a 2018 chevrolet traverse. while driving at 5–8 mph, the transmission slipped. after coming to a complete stop, the vehicle hesitated to accelerate for five seconds before jumping forward 3–5 feet. several unknown warning lights briefly illumi…”
- NHTSA complaint ODI #11765375 (filed 09/18/2026): “For months we have had issues with the known issue of “shift to park” which is a huge potential safety risk to myself, my children, and all of my neighbors who are ever remotely close to the vehicle. no dealer can resolve the known issue for this year/make/mod…”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: dealer took back (1 reports) replaced transmission (1 reports). Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Pro
Diagnosis needs a scan tool; repair or replacement needs a lift, transmission jack and the manufacturer's fluid fill/relearn procedure. (Our assessment.)
Cost
CarComplaints.com owners report a typical repair cost of about $4,580 (owner-reported average, not a quote).
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
Page last updated .