LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

A Little Help Please!!

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Old Feb 3, 2008 | 10:57 AM
  #1  
Sauser85's Avatar
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Angry A Little Help Please!!

Ok. .So i have a 30th Anniversary Z28 with about 64200 miles on it and it will not start. . just started doin this BS today. . before i bought it the dealer had new 02 sensors, plugs, wires, distributor, and a fuel pump put in the car. . i bought this car going on three weeks ago. . it was running fine yesterday. . i took it to a shop, where we had the fuel pressure tested and its hitting 41 psi. .the normal for these engines. . i dunno what it could be. . i have run out of options. . Anyone out there have a solution?
Old Feb 3, 2008 | 11:15 AM
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Well its probably a spark issue if you're getting fuel pressure. Start by testing for spark at the plugs. Then test for spark at the coil. If your coil is sparking but your plugs aren't, you know its between there. If you coil isn't firing then try replacing that.
Old Feb 3, 2008 | 08:23 PM
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97'Z-28's Avatar
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what does it do when you try to start it?
Old Feb 3, 2008 | 08:29 PM
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2000GTP's Avatar
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Originally Posted by 97'Z-28
what does it do when you try to start it?
Yeah, be a little more specific. Does it at least crank, or is it completely dead when you turn the key?
Old Feb 4, 2008 | 01:41 AM
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Start by unplugging all the connectors at the underhood PCM and reseating them, making sure the clips lock. Might cure ya.
Old Feb 4, 2008 | 07:46 AM
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Ok. .So.....

Is the SES light on? Have you scanned it for codes?




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