first you need to loosen the air filter box and remove it along with the throttle body (youll need a flat head screwdriver, plires, a 10mm deep socket and a 1/2 inch deep socket) then youll be able to get to the thermo, have a rag handy cuz theryll be fluid, the thermo is inside the horizontal pipe (note the position of the spring). reassemble.
do i need to change the manifold when replacing thermostat
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Change your thermostat. Mine had the same problem and it was stuck open.
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Replace the thermostat.
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Spark Plugs on a LuminaSee the related questions to the right. HOW DO YOU CHANGE THE SPARKS PLUGS ON A 1993 CHEVY LUMINA APV 3.8L 231-V6 ENGINE (an van)
The easiest way to reset the ABS light in a 1992 Chevy Lumina is to disconnect the battery for about 30 minutes. When it is reconnected, the light should be reset.
Should be in a removable housing at the engine end of the upper radiator hose
at or near the thermostat housing
In the connection at the radiatorhose and waterpump Follow the upper radiator hose out of the radiator. When that hose connects to your engine, the thermostat is in there.
how do u replace the starter on a 95 chev lumina?
To change the thermostat on a 1987 Chevy van, drain the radiator and locate the thermostat under the upper host assembly. Remove the bolts holding the thermostat in and replace it.
the location of the thermostat is under the throttle body.before you put it back on you need to buy some gasket sealer or a gasket for the thermostat
Follow the upper radiator hose to the engine block. The part the hose is connected to is the thermostat housing. The thermostat is under it.
click on the related link below and look for figure 11
Look where the top radiator hose connects to the engine(water pump).
right on top on the intake. it is where to top radiator hose connects to the motor.