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car loses spark after worming up!!!

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Old Sep 1, 2002 | 05:43 PM
  #1  
Night Hawk 92's Avatar
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car loses spark after worming up!!!

I'm running out of ideas!!!

I changed the coil, ignition modual,and pick up coil.

I checked for power to the coil...its there.
I directly grounded the the coil to the batt.

Still after running for about 1min the car shuts off and wount run for about 4 hours!!!!

WHAT SHOUL I DO NEXT!!!
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Old Sep 3, 2002 | 03:36 PM
  #2  
Brian Felts's Avatar
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From: Chillicothe Ohio
Car: 89 RS 355/ 89 IROC Convert
Engine: Hot Cam 355/TPI 305
Transmission: All 700r4's
Have you checked your fuel pressure when this begins to happen? Could be losing your fuel pump!



Brian
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Old Sep 3, 2002 | 05:56 PM
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Night Hawk 92's Avatar
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I still have 46# off fuel pressure. That is what I thought it was at first, so I put my fuel gage on write away. I tried spraying carb clean in the throttle body to rule out no injector pulse.
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Old Sep 3, 2002 | 06:04 PM
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Brian Felts's Avatar
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From: Chillicothe Ohio
Car: 89 RS 355/ 89 IROC Convert
Engine: Hot Cam 355/TPI 305
Transmission: All 700r4's
Are you getting any codes? I would have first guess the spark module but since you have already done that........did you put the white greese on the bottom of the module?


Brian
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Old Sep 4, 2002 | 12:10 PM
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Night Hawk 92's Avatar
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I took the module out and checked it after I lost spark (again), and it had a funny reading. I went out and got another one (A/C Delco this time) and the car runs!

Thanks for your help
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Old Sep 4, 2002 | 12:33 PM
  #6  
ERICCAMARO's Avatar
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From: chico, cali
Car: 92 camaro Rs
Engine: 305 tpi
Transmission: t-5 WC
I hate those ignition modules. Especially the ones that are not AC delco. I have two and everytime my car quits workin i just swap it out for the extra one and it always runs again. I just wish i knew what the problem with those things are. I know they cant be cheap cause they set me back like 75 bucks a piece. Does msd or accel or taylor or someone like that make any aftermarket ones. or are we stuck with this crap. my car is missin like hell right now and im not too sure why. but I hate driving it when its not running perfect.
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Old Sep 4, 2002 | 06:10 PM
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accel makes an after market one. if the car has a mis you might want to give it a tune up well your at it.
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Old Sep 4, 2002 | 09:05 PM
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I put in a new MSD Pro Billet Distributor and the module was defective. YOu know how difficult it is to diagnose something that is new! Any way, I swithed it out with the old one and MSD sent me a new one so now I have an extra one.
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Old Sep 5, 2002 | 10:59 AM
  #9  
ERICCAMARO's Avatar
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From: chico, cali
Car: 92 camaro Rs
Engine: 305 tpi
Transmission: t-5 WC
Yea dont give up that extra one you will never know how many times havin extra parts around has saved my ***. I love extra parts unless you have them left over after workin on your car then I dont like em too much.
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