Why is my temp gage going up and down I changed water pump thermostat bleed the cooling system after 50 miles or so I I have to bleed cooling system again then car is fine

Asked by Oct 31, 2016 at 03:09 PM about the 2001 Pontiac Grand Prix SE

Question type: Maintenance & Repair

I've changed everything that has something to do
with the cooling system seems after driving for a
few miles the car gets more air in the system again
then I bleed it again the car is fine for some more
miles

1 Answer

51,695

Look at the radiator water with the cap off and see if there are bubbles. If so you may have a bad head gasket.

1 out of 1 people think this is helpful.

Your Answer

Add photo

Related Questions

Search Pontiac Grand Prix Questions

Pontiac Grand Prix Experts

#1 Js08016
Js08016
Reputation 4,070
#2 Tom Demyan
Tom Demyan
Reputation 2,700
#3 munron
munron
Reputation 2,110
View All

Related Models For Sale

Used Chevrolet Impala
636 Great Deals out of 29,110 listings starting at $800
Used Pontiac Bonneville
525 listings starting at $1,695
Used Chevrolet Monte Carlo
10 Great Deals out of 1,419 listings starting at $2,500
Used Chevrolet Malibu
815 Great Deals out of 88,599 listings starting at $1,900
Used Pontiac Grand Am
1,319 listings starting at $799
Used Ford Mustang
311 Great Deals out of 45,394 listings starting at $2,000
Used Chevrolet Camaro
146 Great Deals out of 35,590 listings starting at $1,995
Used Nissan Maxima
280 Great Deals out of 26,062 listings starting at $2,545
Used Nissan Altima
769 Great Deals out of 77,973 listings starting at $470
Used Pontiac Firebird
10 Great Deals out of 795 listings starting at $1,800

Used Cars For Sale

2008 Pontiac Grand Prix For Sale
10 Great Deals out of 440 listings starting at $2,495
2007 Pontiac Grand Prix For Sale
7 Great Deals out of 431 listings starting at $1,200
2006 Pontiac Grand Prix For Sale
4 Great Deals out of 433 listings starting at $1,999
2005 Pontiac Grand Prix For Sale
351 listings starting at $2,999