First Engine Oil Change After Every 240 000 km/150,000 Miles
• Engine cooling system drain, flush, and refill, cooling system and cap pressure check, and cleaning of outside of radiator and air conditioning condenser (or every 5 years, whichever occurs first). See Engine Coolant (4.6L Engine) or Engine Coolant (3.9L Engine). An Emission Control Service.
• Engine accessory drive belt inspection for fraying, excessive cracks, or obvious damage and replacement, if needed. An Emission Control Service.
See also:
Add-on Electrical Equipment
The OnStar system is integrated
into the electrical architecture of the
vehicle. Do not add any electrical
equipment. See Add-On Electrical
Equipment. Added
electrical equipment may interfer ...
Heated Mirrors
The vehicle has heated mirrors:
(Rear Window Defogger): Press to heat the mirrors.
See “Rear Window Defogger” under Dual Automatic Climate Control System for more information. ...
Check Gages Warning Light
The check gages light
will come on briefly
when you are starting
the engine.
If the light comes on and stays on while you are
driving, check your coolant temperature and
engine oil pressure ...