How much does it cost to diagnose p0304 GMC code?
The cost of diagnosing the P0304 GMC code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour. When is the P0304 GMC code detected? Engine Cylinder 4 is Misfiring.
What does the p0304 code on my engine mean?
Tech notes The P0304 code means that the cylinder 4 is misfiring or is randomly misfiring. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder 4. If the problem persists more tests needs to be done to diagnose problem, see “Possible Causes” Engine Cylinder 4 is Misfiring.
What causes a random P0300 trouble code?
In some cases, the catalytic converter has gone bad. If you smell rotten eggs in the exhaust, your cat converter needs to be replaced. I’ve also heard in other cases the problems were faulty fuel injectors. Random misfires that jump around from one cylinder to another (read: P030x codes) also will set a P0300 code.
What does a code P0300 in OBD mean?
A code P0300 may mean that one or more of the following has happened: Faulty spark plugs or wires. Faulty coil (pack) Faulty oxygen sensor(s) Faulty fuel injector(s)
The cost of diagnosing the P0304 GMC code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour. When is the P0304 GMC code detected? Engine Cylinder 4 is Misfiring.
What does a p0304 engine failure code mean?
A mechanical engine failure ; The P0304 error code indicates that the number four cylinder specifically is failing to fire. Symptoms To Look For. Any error code can be triggered by a faulty sensor.
Why is my GMC cylinder 4 misfire detected?
In Spark Ignition Direct Injection (SIDI) system applications, if a fuel injector fault DTC is set during a misfire event, the ECM will not re-enable the injector. Need more information on how to fix the P0304 GMC code?
What causes a car to set a misfire code?
Vehicles can set misfire codes when badly warped and out of round rear brake drums violently jerk the entire powertrain when the vehicle slows from highway speeds. Make sure that you have the vehicle properly inspected in order to determine the root cause of the misfire.