At 123,000 miles the torque converter failed and caused a cascading failure through the transmission leaving me stranded in traffic. Vehicle towed to Phoenix Transmission in Weatherford. 5k later I have a new UPGRADED transmission with a warranty. Owner says they get about one a month in with the same issue.
2015 chevrolet Tahoe powertrain problems
severe 48 complaints filed with NHTSA · avg repair $2,500
What owners are reporting 1 most recent
Common questions
How serious is the powertrain problem on the 2015 chevrolet Tahoe?
It's a meaningful issue. 48 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $2,500.
At what mileage does the powertrain typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $2,500 for powertrain 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 powertrain?
No active recalls currently cover powertrain 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.