0
That's a pretty vague question. Does it run ok otherwise?? Some things to check. Idle Air Control Valve, vacuum leaks, low fuel pressure, leaking injectors.
Wiki User
∙ 13y ago
Add your answer:
Earn +20 pts
Where is the fuel pump located on a 1990 pontiac sunbird?
It is in the fuel tank.
What is the 91 Pontiac sunbird fuel pressure?
Standard fuel pressure for a 91 Pontiac Sunbird is between 50 and 55 PSI. This is the idle pressure to allow for maximum efficiency of the fuel injectors.
What engines are compatible with a 1990 Pontiac sunbird?
Chevy Cavalier or Olds Calais...
When was Pontiac Sunbird created?
Pontiac Sunbird was created in 1975.
Where can you find a free factory radio wiring diagram for a 1990 Pontiac sunbird?
goto-installdr.com
How do you find the voltage regulator on a 1990 Pontiac Sunbird LE?
The voltage regulator is inside the alternator.
What is involved in replacing bearings in a 1990 Pontiac Sunbird?
What kind of bearings??Engine, wheel, trans,diff.?????
Why won't a 1990 Pontiac sunbird charge the battery?
The alternator went bad. You need a new one
Location of fuel pump relay on 1990 Pontiac Sunbird?
Under the hood in the fuse/relay module.
Where are the freeze plugs on a 91 Pontiac sunbird 31 liter?
I have a 1990 Pontiac sunbird and i was only able to find one, it was behind the exhaust manifold on the block. I myself am having problems finding the other. I hope this helps.
Why does 1990 Pontiac Sunbird idles rough after tuneup?
Did they replace the MAP sensor? If not, good chance there's your problem.
Can you adjust the idle on a 1989 Pontiac Sunbird?
Idle speed cannot be adjusted on this model. No manual adjustments available. Problem may lie in fuel pump, or fuel filter or temp sensor.
