Doors continuously locking/unlocking, all dash lights continuously turning on/off, clock reset itself to 12:00, engine cutting in/out which also resulted in the loss of power steering and power brakes, all of which occurred while at freeway speed. I purchased the vehicle approximately a year and a half ago from a Chevrolet dealer in sacramento, ca. Since I've owned the vehicle there have been multiple occurrences of the clock resetting itself to 12:00, complete power loss when attempting to start the vehicle.

- Stockton, CA, USA

The contact owns a 2007 Chevrolet Silverado. While parked, the contact attempted to start the vehicle and noticed that the intermediate steering was not attached to the steering column. The vehicle was towed to the dealer for diagnostic testing. The technician advised the contact that the bolts from the steering column needed to be replaced. The manufacturer was made aware of the failure and advised that the vehicle was not included in any recalls. The vehicle was repaired. The approximate failure mileage was 85,048 and the current mileage was 92,455.

- Eagle River , WI, USA

Hydroboost lines leaking/seeping lower transmission line leaking

- Delta, CO, USA

2007 Z71 Chevrolet had to have the steering repaired. Cost $350.

- Crane, TX, USA

The contact owns a 2007 Chevrolet Silverado which was purchased used on August 25, 2007. She stated that the vehicle would steer on its on to the left or right without warning while driving at any speeds over 10 mph. The steering wheel would not move while this was happening, only the vehicle itself. The dealer was unable to duplicate the failure. The failure persisted and vehicle was taken back to the dealer. The dealer made repairs to the tires, tow in and tow out mechanisms, and performed a wheel alignment, to no avail. No repairs were made to date to correct the actual failure. The contact was concerned about the safety risk since a potential crash could occur. The failure mileage was 6,000 and the current was 35,000. Updated 02/23/10. The battery died, the driver side window would not roll down and the traction control light illuminated. Updated 08/11/10

- Wichita, KS, USA

Driving down road and thought driver side tire had blown. Was able to stop on the side of the road around a bend but not control the truck. Got out and the front driver side tire, rim and brake rotor were ripped away from the hub.

- Montrose , CA, USA

The contact owns 2007 Chevrolet Silverado. While driving 25 mph, the steering wheel broke while making a left turn. As a result, he crashed into an embankment. The dealer stated that bad modification mold caused the failure. The contact stated that the failure occurred a second time and the dealer stated that the steering wheel was designed that way. The failure mileage was 57,800 and current mileage was 58,800.

- Bradford, VT, USA