i have a 2003 gran prix gt the car runs great but when its hot out or if i make a few stops the car wont start if i let it sit for a hr or two it starts right up any help would be appreciated thank you

Asked by May 29, 2015 at 07:12 PM about the 2003 Pontiac Grand Prix GT

Question type: Car Customization

i have a 2003 gran prix gt the car runs great but when its hot out or if i make a few stops
the car wont start if i let it sit for a hr or two it starts right up any help would be
appreciated thank you

5 Answers

64,455

Have the fuel pressure checked,sound,s like fuel pump may be getting hot and shutting down,all so check the relay.

1 of 1 people found this helpful.

Ok thx I will get it checked out

66,205

When it refuses to start, check for spark. Sometimes an ignition control module will work perfectly when cold but break down or fail when hot. HTH. -Jim

1 of 1 people found this helpful.
35

Try changing the ECT sensor.

1 of 1 people found this helpful.

Ok thx

Your Answer

Add photo

Related Questions

Grand Prix

Looking for a Used Grand Prix in your area?

CarGurus has 2,871 nationwide Grand Prix listings starting at $900.

ZIP:

Search Pontiac Grand Prix Questions

Pontiac Grand Prix Experts

#1 Js08016
Js08016
Reputation 4,170
#2 Tom Demyan
Tom Demyan
Reputation 2,840
#3 munron
munron
Reputation 2,180
View All

Related Models For Sale

Used Chevrolet Impala
521 Great Deals out of 31,726 listings starting at $1,450
Used Pontiac Bonneville
3 Great Deals out of 533 listings starting at $1,799
Used Pontiac Grand Am
1,215 listings starting at $1,999
Used Chevrolet Monte Carlo
21 Great Deals out of 1,408 listings starting at $1,995
Used Pontiac GTO
5 Great Deals out of 452 listings starting at $6,000
Used Ford Mustang
476 Great Deals out of 45,735 listings starting at $1,999
Used Chevrolet Malibu
948 Great Deals out of 79,656 listings starting at $1,500
Used Chevrolet Camaro
225 Great Deals out of 30,943 listings starting at $1,217
Used Ford Taurus
248 Great Deals out of 20,434 listings starting at $699
Used Honda Accord
813 Great Deals out of 84,287 listings starting at $1,050

Used Cars For Sale

2007 Pontiac Grand Prix GT For Sale
3 Great Deals out of 84 listings starting at $2,500
2006 Pontiac Grand Prix GT For Sale
79 listings starting at $2,675
2005 Pontiac Grand Prix GT For Sale
4 Great Deals out of 113 listings starting at $1,895

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.