Center High-Mounted Stoplamp (CHMSL) and Cargo Lamp
To replace one of these bulbs:
1. Remove the two screws and lift off the lamp assembly.
A. Cargo Lamp
B. Center High-Mounted Stoplamp (CHMSL) Bulb
2. On the reverse side of the lamp assembly, remove the bulb socket by turning it one quarter turn counterclockwise and pull it straight out.
3. Remove the bulb by pulling it straight out of the socket.
4. Install the bulb by pushing the bulb straight into the socket.
5. Install the bulb socket into the lamp asembly by turning it one quarter turn clockwise.
6. Reinstall the lamp assembly and tighten the screws.
See also:
Power Seats
Power Seats
A. Seat Adjustment Control
B. Seatback Control
C. Lumbar Control
To adjust a power seat, if equipped:
• Move the seat forward or rearward by sliding the control (A) forward or r ...
Driving on Wet Roads
Rain and wet roads can reduce vehicle traction and affect your ability to stop and accelerate.
Always drive slower in these types of driving conditions and avoid driving through large puddles and dee ...
Engine Oil
For diesel engine vehicles, see “Engine Oil” in the Duramax Diesel Supplement.
To ensure proper engine performance and long life, careful attention must be paid to engine oil.
Following these si ...