Having problems with your Pontiac Grand Prix ?

How do i flush my radiator on my 1999 pontiac grand prix 3.1L engine?

Posted / edited by AnonymousUser on : 19-02-2018

Answers :

First you take off the hose on the left side bottom of your radiator then unscrew the top cap. (drains) then you plug your water hose into the bottom hose and screw in our top cap for 30mins to an hour (flush). re connect hose and fill.
Repair Help & Product Troubleshooting for Pontiac Grand Prix

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