Mechanics

COOLING SYSTEM

1997 Pontiac Bonneville • 6 cylinder 2WD Automatic • 55,500 miles

Which is the thermostat position?
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Mlmalpha1
February 14, 2011.




There's no positioning-just mark the position of the old one before you remove it and install the new one

Rasmataz
Feb 14, 2011.
Make sure the spring side goes toward the engine.
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Wrenchtech
Feb 14, 2011.

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