Performance and Maintenance

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New for 2010
GM has dropped the long-running 6.0-liter V-8 engine from the Sierra lineup, leaving the powerful 6.2-liter V-8 for heavy towing needs. The rest of the Sierra's eight-cylinder lineup benefits from ...

Blind Spot Mirrors
The blind spot mirror is a small convex mirror built into the upper and outer corner of both outside mirrors. It can show objects that may be in the vehicle's blind zone. Driving with the Blind Spot ...

Steering Wheel Adjustment
Steering Wheel Adjustment The tilt lever is located on the lower left side of the steering column. To adjust the steering wheel: 1. Hold the steering wheel and pull the lever. 2. Move the stee ...