Contact states while driving approximately 70 mph vehicle loses complete power. The service dealer states the vehicle has an electrical problem, and they will try to repair the problem. Service dealer replaced the navigation system, thinking this was the remedy, but the problem recurred. Vehicle is at the service dealer, and has been their on numerous occasions.

- Boston, MA, USA

While driving 65 mph and pulling a trailer vehicle stalled. Prior to stalling there was some hesitation and jerking as if not getting fuel to engine. The dealer took vehicle to dealership in Arizona, and fuel pump had to be replaced. This was the second occurrence for fuel pump problem. Also, experienced steering problem. The steering would be sticking, and it would jam when making turns either left or right. The mechanic at dealership had to replace a seal in column shaft of steering wheel. The light clunk noise in the steering, low voltage, and insufficient fuel pressure on aceleration intermittently.

- Hobart, NY, USA

While driving vehicle lost power. The acceleration pedal vibrated. Consumer was able to coast to the side of the road. Took the vehicle to the dealership, and dealer stated that it was caused by restriction in the fuel sender screen. This happened at least nine times on different occasions.

- Franklin, NJ, USA

When the vehicle was started in the early morning all lights appeared on the dashboard intermittently and would last about 30 minutes. The dealer inspected the vehicle several times, and replaced the switch sensor twice, but the problem recurred.

- Nashville, TN, USA

When the vehicle headlamps or park lamps were turned on, the electric trailer brakes would not respond when the vehicle brakes were applied. The consumer felt that GM should cover the expenses.. the dealer stated the brake wiring harness from the previous year was not compatible with the current year model because the electrical systems were different and a new wiring harness needed to be purchased.

- Unknown, DC, USA