Appearance Care

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Washing the Vehicle

To preserve the vehicle's finish, wash it often and out of direct sunlight. Notice: Do not use petroleum based, acidic, or abrasive cleaning agents as they can damage the vehicle's paint, me ...

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Using the TIREFIT kit
You can use the TIREFIT kit to seal small punctures, particularly those in the tire tread. You can use TIREFIT at outside temperatures down to -4 °F (-20 °C). WARNING   TIREFIT is a ...

Memory storage
Two positions for the driver’s seat, steering column and outside mirrors can be stored in the automatic drive positioner memory. Follow these procedures to use the memory system. 1. Move t ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the veh ...