GMC C1500 ENGINE MISFIRE

The world of au­to­mo­tive di­ag­nos­tics can be com­plex, with nu­mer­ous codes and po­ten­tial is­sues to keep track of. One of the more com­mon en­gine di­ag­nos­tic codes is P0300, which...

An en­gine tune up is nec­es­sary at man­u­fac­tur­ers rec­om­mended in­ter­vals to main­tain proper en­gine run-abil­ity. A mis­fir­ing en­gine will cause, low gas mileage, low power out­put...