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Could be a faulty ICM ?

Old Aug 4, 2011 | 03:25 PM
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Question Could be a faulty ICM ?

Hi guys,
While driving and stopped my Blazer'98! Tried to restart, run hard and started to fall to 600 rpm and the engine off, try this lot. Fuel reaches the engine.
What could be the problem ..... ICM (ignition coil modul), thanks in advance
During the weekend will hold a test of this LED module http://easyautodiagnostics.com/gm_ic...agnostic_1.php
 
Old Aug 4, 2011 | 03:35 PM
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You say that fuel reaches the engine, but at what pressure? These engines require >55psi and the pressure should remain above 50psi for 10 minutes after the pumps shuts off. You need to test the pressure with a fuel pressure gauge.

Testing the ICM & coil wouldn't hurt, but typically these parts have heat/load dependent faults that may not show up testing the unit cold.
 
Old Aug 22, 2011 | 09:16 AM
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forgot your hat informiram.Distributor cap problem was!.Substituted was 2000 km (1 1 / 2 months). was just a defective
 

Last edited by n_markov; Aug 22, 2011 at 09:21 AM.
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