RepairPal's independent, master mechanics track down the best of the best in auto repair. Learn more »
Get the latest advice about your car
check engine light on .. scanned spark plug 4 replaced. cleared code. got gas . light came back on saying misfire in 2 spark plug 4. ?? light still on .
Can you list the codes that you are getting?
the code was 4 blinks thats all i know.
Common Problems > GMC Yukon
Q&A > GMC > 1999 GMC Yukon
Q&A > GMC > 2007 GMC Yukon