Why does my outside Temperature sensor register ok to start, but after about 10 minutes of driving it starts to decrease slowly to - degrees. air stops cooling as it gets to 32 or below.

Asked by Jul 29, 2016 at 11:45 AM about the 1998 Pontiac Grand Prix 4 Dr GTP Supercharged Sedan

Question type: General

temperature states out at normal temp and air is cold.  after about 10 minutes
temperature states to drop until it gets to minus degrees and air is not cold.  
Happens every time I drive. Just now has about 90,000 miles.  do not drive a
lot on long trips.

1 Answer

237,075

Might be a fault sensor.

Your Answer

Add photo

Related Questions

Search Pontiac Grand Prix Questions

Pontiac Grand Prix Experts

#1 Js08016
Js08016
Reputation 4,160
#2 Tom Demyan
Tom Demyan
Reputation 2,830
#3 munron
munron
Reputation 2,180
View All

Related Models For Sale

Used Pontiac Bonneville
3 Great Deals out of 537 listings starting at $1,799
Used Chevrolet Monte Carlo
20 Great Deals out of 1,404 listings starting at $1,995
Used Pontiac Grand Am
1,217 listings starting at $1,999
Used Ford Mustang
461 Great Deals out of 45,641 listings starting at $1,999
Used Chevrolet Malibu
907 Great Deals out of 79,544 listings starting at $1,500
Used Chevrolet Camaro
219 Great Deals out of 30,798 listings starting at $1,217
Used Honda Accord
802 Great Deals out of 84,448 listings starting at $988
Used Pontiac Firebird
10 Great Deals out of 725 listings starting at $3,875

Used Cars For Sale

2008 Pontiac Grand Prix For Sale
19 Great Deals out of 424 listings starting at $1,500
2007 Pontiac Grand Prix For Sale
4 Great Deals out of 388 listings starting at $2,500
2006 Pontiac Grand Prix For Sale
459 listings starting at $2,675
2005 Pontiac Grand Prix For Sale
4 Great Deals out of 346 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.