Flex pipe issue
2023 Chevrolet Traverse engine problems
severe 11 complaints filed with NHTSA · avg repair $3,100 · see engine across all vehicles →
Complaints
11
Recalls
0
Avg fix
$3,100
1injury
When does it fail?
Of the 11 engine complaints filed for the 2023 Chevrolet Traverse, here's the actual mileage breakdown — failures cluster heaviest at 25,000-50,000 mi.
0-25k
25-50k
50-75k
75-100k
100-125k
125-150k
150k+
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
The failure pattern owners describe
Buyer takeaway: The 2023 Traverse has a documented exhaust pipe leak problem affecting units across a wide mileage range; Chevrolet issued a recall for free replacement, but owners report confusion, parts shortages, and extended delays at dealerships. One owner experienced five separate exhaust repairs in under 27,000 miles, and exhaust fumes entering the cabin have caused headaches, making this a known reliability and safety concern.
Exhaust leaks dominate the complaint set. Ten reports center on the front exhaust pipe or flex pipe, with cracks or corrosion appearing as early as 32,000 miles and recurring even after warranty replacement. One owner had the pipe replaced at 32,095 miles, then repaired three more times by 43,388 miles—a total of five repair events spanning 26,000 miles. Leaks range from slow seeps to visible holes; in one case, an initial leak grew into a hole after the owner couldn't get it fixed promptly. Exhaust fumes entering the cabin caused headaches in at least one instance. Loud noise from under the vehicle accompanied the leak in multiple reports.
Chevrolet issued a Technical Service Bulletin (PIP5681) for 2018–2022 models in 2019 and a recall for the 2023 Traverse covering front exhaust pipe and gasket replacement at no cost. However, owners report significant implementation problems: dealers either denied a recall existed or placed parts on extended back-order, leaving one owner waiting nearly a year without resolution. One owner paid out-of-pocket after the initial warranty repair failed a second time at 84,000 miles.
A separate complaint describes sudden engine shutdown at low speed (twice, near 20 mph) with no warning lights; the dealership could not diagnose it. Loud idling at startup was noted once at 40,000 miles.
Same Chevrolet Traverse engine reports on nearby years: 2020 · 2021 · 2022 · 2024
Failure modes owners describe
Front Exhaust Pipe / Flex Pipe Leak or Failure
Cracks, corrosion, or leaks develop in the front exhaust pipe or flex pipe, often at welded hangers or connection points. Some owners report the leak growing into a hole if left unrepaired. Exhaust fumes may leak into the cabin or escape via the muffler and Y-pipe.
When: Typically 32,000–84,000 miles. One owner reported first failure at 55,000 miles, then recurrence shortly after warranty replacement. Another owner reported five separate repair events between 32,095 and 58,480 miles.
Symptoms owners cite: Visible exhaust leak or hole in front exhaust pipe or flex pipe; Exhaust fumes entering cabin, causing headaches; Loud noise from under vehicle; Loud idling noise (one report at 40,000 miles; may or may not be exhaust-related)
Repairs/costs cited: Dealers replace front exhaust pipe or Y-pipe. One owner reported paying out-of-pocket after warranty expiration; others cite part back-order delays. Chevrolet's recall coverage (referenced for 2023) specifies replacement of front exhaust pipe and catalytic converter-to-front exhaust pipe gasket at no cost, but implementation and awareness issues reported by multiple owners.
Recalls/TSBs owners mention: Technical Service Bulletin (TSB) issued for 2018–2022 model years (PIP5681, published 09/26/2019; NHTSA TSB N222385510). A recall for the 2023 Chevrolet Traverse was issued for front exhaust pipe replacement at no cost; however, owners report confusion at dealerships, parts on back order, and delays exceeding one year. The 2019 model year had a formal recall (NHTSA ID: N222385510).
Sudden Engine Shutdown While Driving
Engine shuts down suddenly and vehicle stops while in motion, occurring at low speed. Dealership unable to locate root cause.
When: Mileage not stated; two separate incidents reported, both under 20 mph.
Symptoms owners cite: Sudden engine shutdown while driving (twice, at railroad crossing and while turning onto roadway); No warning lights illuminated
Repairs/costs cited: Not repaired; dealership unable to diagnose.
Synthesized from 11 NHTSA owner complaints — unverified consumer allegations, summarized for patterns. The verbatim filings appear below.
What owners are reporting 3 most recent
The contact owns a 2023 Chevrolet Traverse. The contact stated that upon starting the vehicle, the engine was idling extremely loudly. No warning lights were illuminated. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 40,000.
I was told from Dan Cummins where I bought my vehicle that there was a recall on my vehicle for the exhaust pipe, when I tried to get it fixed I was told there wasn’t. When I searched up the recall it says “yes there is a recall on 2023 Chevy traverse for the exhaust pipe” and where the parts are saying it’s recalled “ exhaust front intermediate pipe and the catalytic converter to front exhaust…
Had engine trouble with your 2023 Chevrolet Traverse?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the engine problem on the 2023 Chevrolet Traverse?
It's a meaningful issue. 11 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $3,100.
At what mileage does the engine typically fail?
Based on the 11 complaints filed, engine issues most often appear around 47,500 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $3,100 for engine repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to engine?
No active recalls currently cover engine issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2023/Chevrolet/Traverse.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.