1999 Buick Park Avenue Get Spark On Cylinders 1 And 4 1 And 4 Wires Plugs

1999 BUICK PARK AVENUE
177,000 MILES
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How to get spark on cylinders 1&4?
No spark on cylinders 1&4.The wires and plugs were tested and are OK. Then scanner says multiple misses PO300. 3.8L.
Dec 26, 2012 at 8:38 PM
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WRENCHTECH
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Swap the first coil with the second one and see if the miss moves to different cylinders. If it does, change the coil. If it doesn't, change the ignition module.
Dec 26, 2012 at 9:00 PM
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