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Look where the upper radiator hose enters the block. It's under there.

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Q: Where is the thermostat on your Pontiac grand prix gt 99?
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Where is the low pressure ac valve on a 99 Pontiac grand prix?

The low pressure port on the 99 Grand am is on the passenger side. It is right against the firewall.


Where is your ecu on your 99 Pontiac Grand Prix gt?

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If it is an equivalent year/bodystyle, yes


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The brake diagrams, for your 1999 Pontiac Grand Prix SAE, can be obtained from most General Motors dealerships. The brake diagram can also be found at most auto-parts stores.


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A complete wiring diagram, with wiring information, for your 1999 Pontiac Grand Prix can be obtained from most General Motors dealerships. The wiring diagram and information can be found in automotive service manuals.


Where is the thermostat located on a 2002 Pontiac Grand Am?

It is located directly under the throttel body.AnswerWhere is the thermostat on a 2002 Pontiac Grand Am?" Answerwhere is the thermostat on a 2000 Pontiac grand am Instructions on how to change a thermo..Hello, this page has instructions on how to install a new thermostat on a 99+ Grand Am. Also, not listed on the page as an instruction but something I did when changing the thermostat was to take off the throttle body which made getting to the inlet manifold bolts much easier. The bottom bolt was particulary hard to get too, the top bolt was not too bad. Good Luck. http://www.grandamgt.com/thermostat-pfyc.HTML


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How do you replace a fuel pump on a 1999 Pontiac Grand Prix?

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