Special Application Services
- Vehicles with manual transmissions: Every two years drain, flush, and fill clutch hydraulic system.
- Severe Commercial Use Vehicles Only: Lubricate chassis components every 5 000 km/3,000 mi.
- Have underbody flushing service performed once a year.
See also:
All-Wheel Drive
Transfer Case
When to Check and Change Lubricant
The transfer case is filled with oil during manufacture, which then does not
require changing. It is not necessary to regularly check the transf ...
Potential Issues
Some OnStar services are disabled
after five days. OnStar cannot
perform Remote Door Unlock or
Stolen Vehicle Assistance after the
vehicle has been off continuously
for five days. After five ...
Headlamps
Base Headlamp Assembly (Front View
Passenger Side)
A. Low—Beam Headlamp/Daytime Running Lamp (DRL)
B. High—Beam Headlamp
C. Turn Signal Lamp
Base Headlamp Assembly (Rear View
Passeng ...