Severe Commercial Use Vehicles Only: Lubricate chassis components every 5 000 km/3,000mi.Have underbody flushing service performed. See "Underbody Maintenance" inExterior Care.
Power Mode Description and Operation
GMLAN and Media Oriented Systems Transport (MOST) Wiring RepairsBackup Lamp Bulb Replacement (Terrain) Lighting Exterior Lighting Backup Lamp
Backup Lamp Bulb ReplacementCalloutComponent NamePreliminary ProcedureRemove the tail lamp applique. Refer toTail Lamp Applique Replacement.1Back Up BulbWarning:When working with any type of glass or sheet metal withexposed or rough edges, wear approved safety glasses and gloves inorder to reduce th ...