Fuel
For diesel engine vehicles, see “Fuel for Diesel Engines” in the Duramax Diesel Supplement.
For Vehicles with gasoline engines, please read this.
See also:
Checking Coolant
The vehicle must be on a level surface when checking the coolant level.
Check to see if coolant is visible in the coolant surge tank. If the coolant
inside the coolant surge tank is boiling, do not ...
Eight Way Power Seats
To adjust a power seat, if equipped:
○ Move the seat forward or rearward by sliding the control forward or rearward.
○ Raise or lower the front or rear part of the seat cushion by movi ...
Under the Hood
Mechanical features include:
185-horsepower, 2.9-liter inline-four-cylinder with aluminum block and
cylinder head, dual overhead camshafts and four valves per cylinder that makes
190 pounds-feet ...





