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

232,175

Might be a fault sensor.

Your Answer

Add photo

Related Questions

Search Pontiac Grand Prix Questions

Pontiac Grand Prix Experts

#1 Js08016
Js08016
Reputation 4,110
#2 Tom Demyan
Tom Demyan
Reputation 2,760
#3 munron
munron
Reputation 2,150
View All

Related Models For Sale

Used Pontiac Bonneville
540 listings starting at $1,899
Used Pontiac Grand Am
1,249 listings starting at $950
Used Chevrolet Monte Carlo
13 Great Deals out of 1,407 listings starting at $1,995
Used Chevrolet Malibu
837 Great Deals out of 82,006 listings starting at $1,500
Used Chevrolet Camaro
164 Great Deals out of 33,235 listings starting at $1,995
Used Ford Mustang
378 Great Deals out of 47,165 listings starting at $1,999
Used Pontiac Firebird
7 Great Deals out of 719 listings starting at $2,500
Used Honda Accord
708 Great Deals out of 88,074 listings starting at $699

Used Cars For Sale

2008 Pontiac Grand Prix For Sale
15 Great Deals out of 416 listings starting at $1,995
2007 Pontiac Grand Prix For Sale
407 listings starting at $2,999
2006 Pontiac Grand Prix For Sale
5 Great Deals out of 462 listings starting at $1,999
2005 Pontiac Grand Prix For Sale
361 listings starting at $3,000