General Motors SIERRA 1500, Yukon, Yukon Xl recall: L87 Engine Loss of Propulsion
- What's wrong
- The connecting rod and/or crankshaft engine components in these vehicles may have manufacturing defects that can lead to engine damage and engine failure. If the engine fails while driving the vehicle will lose propulsion increasing the risk of a crash.
- What to do
- Contact a General Motors dealer to book the free repair. Dealers will inspect the engine. If the vehicle fails the inspection procedure the engine will be repaired or replaced. Vehicles that pass inspection will be provided a higher viscosity oil…
What’s wrong
The connecting rod and/or crankshaft engine components in these vehicles may have manufacturing defects that can lead to engine damage and engine failure. If the engine fails while driving the vehicle will lose propulsion increasing the risk of a crash.
The fix
Dealers will inspect the engine. If the vehicle fails the inspection procedure the engine will be repaired or replaced. Vehicles that pass inspection will be provided a higher viscosity oil which will also require a new oil fill cap identifying the new required oil grade an oil filter replacement and an owner’s manual insert free of charge.
Vehicles affected
| Model | Built from | Built to | Vehicles |
|---|---|---|---|
| SIERRA 1500 | 11 Mar 2021 | 31 May 2024 | 179,797 |
| Yukon | 1 Mar 2021 | 5 Apr 2023 | 100,463 |
| Yukon Xl | 1 Mar 2021 | 31 May 2024 | 67,549 |
How to check your vehicle
Use the official DVSA checker with your registration number to see if your exact vehicle is included. If it is, the manufacturer should have written to the registered keeper. The repair is free, even if you bought the vehicle second-hand.
Updated 10 September 2026. This page summarises an official notice. Details can change – always follow the official notice.