99 firebird wont stay running

Charles Atkin

Asked by Feb 05, 2016 at 09:20 PM about the 1999 Pontiac Firebird

Question type: Maintenance & Repair

Has a v6 3800. Started it yesterday & it
revved up real high then sputtered out. Now
it wont stay running unless my foots on the
gas and i think its occasionally backfiring
out of the injectors! Wtf is wrong with my

1 Answer

Paul Martin

What's the history of the vehicle have you tuned it up lately, do you know what's the condition of the overall engine? Do you have any codes on the dash, it could be your throttle position sensor but check your dash is there any codes and get back to us.

Your Answer

Add photo

Related Questions

  • my 1989 firebird wont stay runing 7 answers

    put kye in turns over but dont want to stay running

    1989 Pontiac Firebird


    Maintenance & Repair

  • 5.7 won't stay running 5 answers

    97 Firebird, ran great when purchased, now, won't run konger than 5 min before stalling and wont restart. All sensors, and modules were replaced, even the optispark. Some replaced twice. Any guess...

    1997 Pontiac Firebird Trans Am


    Maintenance & Repair

  • 87 firebird wont start 2 answers

    i have an 87 firebird with the 2.8 it runs fine if you jump start it but it will not start on its own any suggestions id appreciate the help

    1987 Pontiac Firebird STD


    Maintenance & Repair

  • 99 Firebird headlight won't come up? 6 answers

    I replaced my headlight motor gear on the drivers side (plastic gear) and when I reinstalled everything it was working fine after my first test of flipping them up and down. But I was curious to ...

    1999 Pontiac Firebird Base


    Maintenance & Repair

Search Pontiac Firebird Questions

Pontiac Firebird Experts

#1 Samuel Moore
Samuel Moore
Reputation 910
#2 dandyoun
Reputation 750
#3 Justin Hatfield
Justin Hatfield
Reputation 730
View All

Related Models For Sale

Used Chevrolet Camaro"
796 Great Deals out of 38,872 listings starting at $2,650
Used Ford Mustang"
721 Great Deals out of 41,404 listings starting at $900
Used Chevrolet Corvette"
427 Great Deals out of 20,261 listings starting at $3,688
Used Ford Mustang SVT Cobra"
7 Great Deals out of 318 listings starting at $5,999
Used Chevrolet Monte Carlo"
13 Great Deals out of 2,069 listings starting at $2,000
Used Pontiac Grand Prix"
28 Great Deals out of 4,388 listings starting at $1,972
Used Chevrolet Silverado 1500"
2,427 Great Deals out of 143,996 listings starting at $1,995
Used Chevrolet Impala"
930 Great Deals out of 35,801 listings starting at $700
Used Jeep Wrangler"
432 Great Deals out of 16,278 listings starting at $3,600
Used Ford F-150"
3,161 Great Deals out of 216,438 listings starting at $1,000

Used Cars For Sale

2002 Pontiac Firebird For Sale
4 Great Deals out of 156 listings starting at $2,995
2001 Pontiac Firebird For Sale
79 listings starting at $7,799
2000 Pontiac Firebird For Sale
3 Great Deals out of 83 listings starting at $3,800
1999 Pontiac Firebird For Sale
57 listings starting at $2,900
1998 Pontiac Firebird For Sale
52 listings starting at $3,399