Spark Plugs and Wires
Chevy Silverado
1995-1999 Dodge & Plymouth Neons

97 dodge neon sohc the motor is shaking really hard sounds like it is missing have changed the plugs plug wires coil pack computer air filter and motor mounts have checked the fuel pump and gas line?


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Check for a vacuum leak in one of your hoses. Take each one off one at a time and plug the line to see if there is a difference. Dirty or bad fuel injectors could also cause this. Check your fuel pressure to make sure it is holding steady.