OnStar Services

See also:

Tire Pressure Monitor Operation
This vehicle may have a Tire Pressure Monitor System (TPMS). The TPMS is designed to warn the driver when a low tire pressure condition exists. TPMS sensors are mounted onto each tire and wheel assem ...

Removing the Flat Tire and Installing the Spare Tire
1. Do a safety check before proceeding. See If a Tire Goes Flat on page 10‑65 for more information. 2. For vehicles with a wheel cover or center cap, pull the cover or center cap away from ...

Engine Oil Pressure Gauge
Metric English The engine oil pressure gauge shows the engine oil pressure in kPa (kilopascals) or psi (pounds per square inch) when the engine is running. Oil pressure can vary with engine spe ...