My 1999 GMC Yukon slt has been having this P0300 random misfire code come on but it come on and go off every week and when it does its hard to start my truck I have to hit the gas to get it started
|Ignition Cable (Spark plug wires) Replacement||$123.29 - $510.40||Get a Quote|
|Spark Plugs Replacement||$113.11 - $716.47||Get a Quote|
|Distributor Rotor and Cap Replacement||$120.44 - $333.30||Get a Quote|
|Ignition Coil Replacement||$132.12 - $587.62||Get a Quote|
|Engine is misfiring Inspection||$94.99 - $114.99||Get a Quote|
Hi. Several components could cause this problem - old, failing plug wires, old plugs with wide gaps, worn or corroded distributor cap or rotor contacts, failing distributor pickup coil issues, or failing ignition coil packs. Diagnosis with proper electrical testing gear is the only way to isolate random misfire issues. For further help, a certified professional from YourMechanic, can come to your car’s location to inspect the misfiring issue and move forward with repairs.
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