Wiki User
∙ 9y agoTo replace the thermostat on a 1997 Pontiac Grand Am 3.1, first disconnect the negative battery terminal and loosen the clamp on the radiator hose. Next, remove the mounting bolts from the thermostat housing and insert the new thermostat.
Wiki User
∙ 9y agofirst you get a sledge hammer then you smash open the dash board replace the thermostat and the tape everything back together
under the throttle body
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The thermostat that open at 195 F.
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This has already been answered in this forum, please scroll through and you will find it
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No.
Yes