2008 Pontiac grand prix

Asked by joeynlori Feb 26, 2020 at 05:31 PM about the 2008 Pontiac Grand Prix Base

Question type: Maintenance & Repair

Just put a brand new icm on still not
firing and put a tester between coil and
spark plugs none of them are firing,  
fuel pump comes on I have gas shoot
out when I push the pressure line what
am I missing? How do I test the
ignition module

2 Answers
80

GuruRSWSY answered 4 years ago

On the 3800 engine the icm is solely responsible for spark control when cranking the engine over with the crank sensors input only.. if the module has power then replace the crank sensor

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