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 on 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 on 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 on March 06, 2013
could be plug wires,plugs or items like that
COMMENT by on March 06, 2013
Thanks...had a major tuneup in 2010 which included spark plugs, wires, dist cap etc.