See also:

Tire Sealant
Read and follow the safe handling instructions on the label adhered to the compressor. Check the tire sealant expiration date on the sealant canister. The sealant canister should be replaced befo ...

Lumbar Adjustment
Lumbar Adjustment To adjust the lumbar support, if available: • Press and hold the front or rear of the control to increase or decrease lumbar support. • Press and hold the top or botto ...

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 ...