in the radiator reservoir
Regular antifreeze such as, green, or red!
The 2004 GMC Sierra-2500HD has 16 valves.
The 2004 GMC Sierra-1500 has 12 valves.
The 2004 GMC Sierra-1500 has a V6 engine.
The 2004 GMC Sierra-2500HD has a V8 engine.
The starter of the 1994 GMC Sierra 1500 pickup is located on the dashboard. It is usually attached by a small wire.
antifreeze coming from back of intake on 1993 gmc sierra
The 2004 GMC Sierra-1500 is a gas-powered vehicle.
The 2004 GMC Sierra-1500 has overhead valves (OHV).
The 2004 GMC Sierra-2500HD is a gas-powered vehicle.
The 2004 GMC Sierra-2500HD has overhead valves (OHV).
The 2004 GMC Sierra-1500 has a 5-speed manual.