Engine stalls or loses power while driving

What got replaced

Owners who name the part that was replaced mention the engine (10 reports), the battery (7 reports) and the fuel pump (6 reports).

Recalls and investigations

No recall on the engine covers the 2015 model year as of Sep 9, 2026.

What owners paid

25 of the 98 reports quote a price. Each dot is one quote. The middle half runs $1,000 to $8,000.

When it happens

The middle half of failures fell between 50,000 and 103,000 miles, from the 70 reports that gave a mileage.

What owners wrote

“According to our mechanic, our vehicle’s PCV system became clogged and it increased the pressure in our engine and caused the car’s rear main seal to rupture, leading to catastrophic oil loss, loss of power to the vehicle, and engine damage. In our case the entire engine needed to be replaced.”

Filed Feb 26, 2026

“GM has long known about the oil consumption problem of the 2015 and settle a lawsuit for the 2013. Car issues including engine shutdowns and stalls, spark plug fouling, engine misfires, unexpected loss of power, vehicle “jerking”. Other people had the same issues included fires per blogs about the issues with the 2014-2015.”

Filed Dec 23, 2023

“Low oil pressure light came on, all the oil had leaked out and the warning advised to turn engine off immediately. Issue is I could have gotten into an accident, as the vehicle could have locked up and shut off, why is this not recalled it is dangerous.”

Filed Jan 2, 2023

“Engine failed as a result of a constant oil leak. My and others safety was put at risk because the engine died while I was traveling on the road. The problem has been confirmed by an independent service center. There was no warning lamps or messages.”

Filed Dec 28, 2022

Other problems on this car

• Windshield cracks or distorts 178 reports
• Burns oil or oil level rises 79 reports
• Engine failure, knocking or rod bearing 64 reports
• Check engine light or misfire 58 reports
• Airbag warning light or recall 37 reports