I have a 1984 fiero it runs rough after I take off and once in awhile it seems to loose hp while I'm driving not all the time runs better at night. I've Changed pcv egr spark plugs and wires

Asked by Jun 29, 2014 at 05:41 PM about the 1984 Pontiac Fiero

Question type: Maintenance & Repair

Do u think o2 or map sensor

2 Answers

150,655

Since you have a pre-1996 you can get some diagnostics, without OBDII Check out this page: http://www.calgaryfieros.com/OSGdocs/codes.html also .. http://www.youtube.com/watch?v=lKzaCX4t7Lw

1 out of 1 people think this is helpful.
Best Answer

Thanks

Your Answer

Add photo

Related Questions

  • Rough idle 6 answers

    I have a 1984 pontiac fiero and it idles quite rough and a mechanic said it may be a leak in the oil pan. I'm not sure what to do.

    1984 Pontiac Fiero

    -

    Maintenance & Repair

  • Hard Start with High Idle 3 answers

    1984 Fiero SE Automatic. This one is driving me crazy! I has spend about $1,000 in parts and repair time at a local shop. Car always had a bit of a high idle (about 2,000 RPM), but I could live with...

    1984 Pontiac Fiero SE or Indy

    -

    Maintenance & Repair

  • fiero wont start 6 answers

    i just picked up a se from a field, it had been there for 6 years.. i put in a new battery and the only thing im getting is accessories to power on headlights power windows.. etc.. doesnt sound like f...

    1986 Pontiac Fiero SE

    -

    Maintenance & Repair

  • fuel isnt coming out of the carburator and the car wont stay running. 9 answers

    So my fiero has been sitting for 7 years and i recently wanted a project, so i got it out and started working on it. The car cranks but it wont fire up. I had someone turn the key while i poured a l...

    1984 Pontiac Fiero Base

    -

    Maintenance & Repair

  • ^ cyl. pontiac grand am.. running very rough 26 answers

    My girl's car suddenly started to run like it was only firing on half the cylinders yesterday, I bought new plugs and changed them thinking she may have fouled a couple for some reason.. The old ones ...

    1999 Pontiac Grand Am 2 Dr GT Coupe

    -

    Maintenance & Repair

Fiero

Looking for a Used Fiero in your area?

CarGurus has 67 nationwide Fiero listings and the tools to find you a great deal.

ZIP:

Search Pontiac Fiero Questions

Pontiac Fiero Experts

#1 Steve Neyens
Steve Neyens
Reputation 220
#1 Andrew Welsh
Andrew Welsh
Reputation 220
#3 THORNY68
THORNY68
Reputation 210
View All

Related Models For Sale

Used Pontiac Firebird
8 Great Deals out of 796 listings starting at $1,800
Used Chevrolet Corvette
107 Great Deals out of 20,756 listings starting at $3,499
Used Ford Mustang
325 Great Deals out of 45,932 listings starting at $2,000
Used Chevrolet Camaro
137 Great Deals out of 35,611 listings starting at $1,995
Used Nissan 300ZX
132 listings starting at $3,995
Used Toyota MR2
23 listings
Used Dodge Charger
228 Great Deals out of 27,473 listings starting at $1,997
Used Porsche 911
95 Great Deals out of 4,429 listings starting at $11,900
Used Honda Civic
509 Great Deals out of 81,680 listings starting at $558
Used Pontiac Grand Prix
23 Great Deals out of 2,855 listings starting at $879