P0300 Pontiac - Bonneville SE 1997-P0300

Question

Repair- misfire #4 ( possible Intake  kit and /or problem repair for misfire #4 P0300,

Answer 1

P0300 Random misfire

Check for coolant loss, or coolant leak at the side of the intake manifold, and better yet the condition of the number 4 sparkplug. and the ignition coil.

 The ignition system should be inspect first the misfire condition