no spark

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Jacobskeeper

Not-quite-so-new-guy
Sep 28, 2010
30
0
0
hello everyone i got a problem. i have the 4.3 tbi in my 88 ls. for some reason i am not getting any spark. i replaced the ignition coil to no avail . ive got fuel but no spark. anyone have any ideas??
 

Pontiac455

Master Mechanic
Jun 8, 2010
473
76
28
They r known for cap and rotor, + ignition control module. Check the green and yellow wires comin from the pickup.
 

78_oldcruiser

Greasemonkey
Mar 6, 2010
131
0
0
Seven Springs NC
its the ing mod, unplug the ign mod and wait 30 secs then plug it back up. it should fire unless its completely fried. there is a safety for them and it will keep it from cranking if bad so if you unplug it and plug it back up it resets and should be good to run for anywhere between 1 - 30 days depending how bad the mob is. if the mod isnt replaced soon though it could screw with your crank poss sensor. figured that out the hard way
 

Jacobskeeper

Not-quite-so-new-guy
Sep 28, 2010
30
0
0
thanks for the input guys , i was scratching my head trying to figure this out. guessing and buying the wrong parts add up fast, thanks again!!!
 

TURNA

Rocket Powered Basset Hound
Jul 24, 2009
10,941
19,996
113
Socialist NY
did it work?
 

Jacobskeeper

Not-quite-so-new-guy
Sep 28, 2010
30
0
0
The ignition module did the trick, along with plugs wires and oil and she's running beautifully !
 
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