Follow the top radiator hose back to the engine. The radiator hose connects directly to the thermostat housing. Pull the two bolts that hold the housing then you'll need to work at it to get the housing off since it's stuck on with gasket sealer.
The thermostat on your 98 gmc is located in the intake manifold where the upper radiator hose connects to the intake.
Replace the Thermostat >10 dollars
the thermostat is located on the safari is located top front center of engine, remove the air filter box and the air intake , also remove top portion of the fan shroud,then follow the top radiator hose directly to it . it will take more time getting to it, then it will to replace it.
I have a 1998 gmc safari awd van & my pcm is located under drivers seat bolted to the floor.
Whrere is the spare tire located on a 1996 GMC Safari?
The thermostat is located on the engine on a 1998 GMC Sierra 1500 standard. The thermostat can be found by following the upper radiator hose directly to the thermostat,
where is power window relay located on a 1997 safari van
fallow your top rad hose were it meets on the top of the engine it under the housing were the rad hose clamps to drive safe
The vacuum hose on a 1994 GMC Safari is connected to the intake manifold. This is located to the left of the throttle body.
In the fuel tank
follow the top radiator hose to the motor and where this conects is the thermostat houseing. be sure to replace it with the factory recommended temp.
I have a 1998 gmc safari van and my fuel filter is located on the inside of drivers side of frame rail about half way back of frame.