Service and Maintenance
See also:
Interior
The Sierra showcases two different interior designs. Work Truck and SLE
models are more utility-minded, with large controls and door handles that can be
operated while wearing gloves. The SLT offe ...
Charging System Light
The charging system light comes on briefly when the ignition is turned on, but
the engine is not running, as a check to show the light is working. The light turns
off when the engine is started. ...
Parking Brake
To set the parking brake, hold the regular brake pedal down, then push the parking brake pedal down.
If the ignition is on, the brake system warning light will come on.
See Brake System Warning Li ...