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Dave Nova
Dave Nova, Buick Technician
Category: Buick
Satisfied Customers: 1808
Experience:  ASE Master Certification. GM World Class Certification
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Buick Park Avenue: PO300 & PO301 CODE, CHANGED PLUGS WIRES

Customer Question

PO300 & PO301 CODE, CHANGED PLUGS WIRES CHECKED INJECTORS NOID LIGHT SWITCHED COIL PACKS AROUND CHANGED CRANK AND CAM SENSOR CHECKED FUEL PRESSURE AND COMPRESSION
Submitted: 1 year ago.
Category: Buick
Customer: replied 1 year ago.
also check intake with starting fluid
Expert:  Gary replied 1 year ago.
at idle the engine shakes ?at idle if you unplug # ***** fuel injector or unplug # ***** spark plug wire it will make NO difference in the idle like # ***** cylinder is dead ?

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