WHAT ELSE CAN I TRY????????

2003 Chevrolet Truck

Tiny

bigjim1467

February, 7, 2012 AT 1:03 AM

A p0300 engine code is coming on. I have replaced the intake gaskets, fuel pres regulator, fuel filter, gas cap, plugs and wires, cleaned mass air flow sensor, and ran 2 cans of BG44k fuel system cleaner through it. Any help?

1 Answer

Tiny

BMRFIXIT

February, 7, 2012 AT 2:15 AM

Possible bad injectors
check catalytic converter s

Please login or register to post a reply.

Mass Air Flow Sensor Clean Toyota Tacoma
Mass Air Flow Sensor Clean Ford Explorer 1995