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Random 1990 Formula questions

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Old Jun 14, 2011 | 01:59 PM
  #1  
formula90fan's Avatar
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Random 1990 Formula questions

My hood wont fully pop open when I pull the latch, I have to jiggle the hood a little, what do I adjust to fix this. Pictures appreciated.

My 1990 Pontiac Firebird 5.0 T.B.I has a roughish idle. It usually wobbles from 600-800 or so but occasionally drops to like 200-300 for a second. It does this at stops and will sometimes die, just like I turned the key off. It starts right back up. I have heard replacing the MAP sensor and TPS sensor might fix this(From other threads in this forum). I also plan on replacing spark plugs, distributor cap and rotor, and wires, along with air filter. Any other suggestions?

Does this year of my car have a MAF sensor?

Also can someone send me some good clear pictures of the engine bay of their 1990 Pontiac Firebird 5.0 T.B.I?

Thanks for anyones help, I really like these forums.
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Old Jun 14, 2011 | 03:11 PM
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From: Monroe,NC
Car: 90 Formula
Engine: 305
Transmission: 700R4
Axle/Gears: 9 bolt/3.27
Re: Random 1990 Formula questions

Check the IAC motor on the throttle body,cleaning it should help. There is no MAF on a '90 model or TBI car.
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Old Jun 14, 2011 | 09:27 PM
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Re: Random 1990 Formula questions

Thanks, I will try that tomorrow. Ill post my results tomorrow as well
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