Electronics Need help wiring something up? Thinking of adding an electrical component to your car? Need help troubleshooting that wiring glitch?

tune port problems

Old Sep 3, 2006 | 06:28 PM
  #1  
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From: Dingwall ,Nova Scotia
Car: 91 Trans Am GTA
Engine: 305
Transmission: 5 speed
tune port problems

I just switched my car back to tune port and I have Some trouble.... it works and everything but what happens when i go to start the car it will shoot right up to 3 grand then it would idle back to 1100...... that was at first now it will idle up to about 2 grand and then just slowly idle itz way down and shut off.... Im stuck we are thinking maby the map sensor or the vacume hoses are not hooked up right... any help will be thankful
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Old Sep 4, 2006 | 08:06 AM
  #2  
91transamGTA's Avatar
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From: Dingwall ,Nova Scotia
Car: 91 Trans Am GTA
Engine: 305
Transmission: 5 speed
hey

anyone i really need help with this....I need this car on the road
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Old Sep 5, 2006 | 07:11 PM
  #3  
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doc
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From: Mims, Florida
Car: '87 IROCZ
Engine: 395 ZZ4
Transmission: ProBuilt 700R4
Axle/Gears: 9 bolt 3.70s
You need to check thru everything, wires, connectors, especially vacuum leaks. Are you thowing an error code?

Another thing is to complete the TPS setting, static timing and minimum idle air adjustment.

You switched back to tuned port from WHAT?
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Old Sep 5, 2006 | 08:02 PM
  #4  
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From: Dingwall ,Nova Scotia
Car: 91 Trans Am GTA
Engine: 305
Transmission: 5 speed
...

The person I bot the car from couldnt get it running becase he lost the key so he switched the steering colum and put a 700 holly double pumper and a streetmaster dome onto the 305 that is in the car.....I send my computer chip away and got it programed to bypass the vatts system....the car was working good for a couple hours then it messed up on me...maby we got the vacum hoses hooked up rong does anyone have a diagram of where they should go and another stupid question how to you check for error codes??
thanks
Jason Fitz
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Old Sep 5, 2006 | 08:13 PM
  #5  
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doc
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Joined: Jul 1999
Posts: 2,149
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From: Mims, Florida
Car: '87 IROCZ
Engine: 395 ZZ4
Transmission: ProBuilt 700R4
Axle/Gears: 9 bolt 3.70s
Well, first of all, do you have the "check engine" light on?

Second, you check for error codes by using a paper clip and inserting the two ends into ALDL ports A & B (I think). Do a search on this matter, also, there may be a tech article on this. Check it out.

There is no way of telling what this dumby did to his car, unless you can talk to him yourself.

I have an '87 TPI MAF car, so I will be of limited help.
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Old Sep 6, 2006 | 08:10 AM
  #6  
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From: Dingwall ,Nova Scotia
Car: 91 Trans Am GTA
Engine: 305
Transmission: 5 speed
hey

I'll do the codes this evening when I get home This evening. i did a search and found how to check for them thanks...I will post up the codes tonight.
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