SES light periodically comes on.P0300 B0226 B0222 on 1999 Chevrolet Suburban 1500

P0300 B0226 B0222 AutoZone reading yesterday

by in Houston, TX on March 06, 2013
1 answer 3 comments
ANSWER by , March 06, 2013
po300 is misfire codes and the other 2 are not listed in all data. i think the guy could not read b codes with the cheaper scanner and got ghost codes
COMMENT by , March 06, 2013
thanks...an a P300 means...what is the usual cause of the Po300 and why would it come and go?
COMMENT by , March 06, 2013
could be plug wires,plugs or items like that
COMMENT by , March 06, 2013
Thanks...had a major tuneup in 2010 which included spark plugs, wires, dist cap etc.