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Engine spudder

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Old Jun 17, 2010 | 11:44 PM
  #1  
musclecars90's Avatar
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Joined: Dec 2007
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From: Jacksonville MD
Car: 1986 Iroc Camaro
Engine: 305 5.0L
Transmission: 700 R4
Engine spudder

I have an 86 Iroc with a 305 in it. On my way home tonight I got a service engine light that came on so I'm like no biggy I will pull the code wen I get home. Well I barly made it home, 10 min after it started to spudder every time I hit the gas. Finally I got it home and pulled the codes. Code 21 Throttle position sensor (TPS) - signal voltage is high and code 33 Mass air flow (MAF) sensor - signal voltage or frequency is high during engine idle.

Any ideas on the first thing I should do. Any help I would appreciate.
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Old Jun 18, 2010 | 03:18 AM
  #2  
Ozz1967's Avatar
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From: St. Cloud, MN
Car: 1984 Trans Am
Engine: LS1383 in work
Transmission: Magnum F - to be installed
Axle/Gears: Zexel Torsen 3.73, 28-spline mosers
Re: Engine spudder

Originally Posted by musclecars90
I have an 86 Iroc with a 305 in it. On my way home tonight I got a service engine light that came on so I'm like no biggy I will pull the code wen I get home. Well I barly made it home, 10 min after it started to spudder every time I hit the gas. Finally I got it home and pulled the codes. Code 21 Throttle position sensor (TPS) - signal voltage is high and code 33 Mass air flow (MAF) sensor - signal voltage or frequency is high during engine idle.

Any ideas on the first thing I should do. Any help I would appreciate.
My car isn't TBI or TPI but I'd start with replacing your MAF and TPS sensors.
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