follow the large hose leaving the radiator it will end at the thermostat top center front of the engine 2 bolts off it goes
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,
The Thermostat on the jimmy is located on the engine end of the top radiator hose. Just simply find the hose on the top right hand side of your radiator and follow it to the engine block.
The air door actuator on a 1998 GMC Jimmy is located in the dash. It is located behind the glove box.
The thermostat on your 98 gmc is located in the intake manifold where the upper radiator hose connects to the intake.
its located beneath the air intake on the front side of the motor
by the bumper on the passenger side
where is the oil pump on a 1998 gmc jimmy in the oil pan.
It is located on the inside of the frame under the driver's door
check the thermostat see if there is one, if there is it may be stuck open.
Inside the Driver's Side Fender
The thermostat is inside the housing, it is on the motor where your upper rad hose connects to, hope this helps
The pump is in the gas tank. Not a fun job to remove.