Hello. I am working on a 2006 /late2005 build date/ Cobalt. I just reoved the plugs on the 2.2 liter NA 4cyl.
All four plugs wear the 41-981 number code, but the #3 plug shows 12569190, whereas #1,2,4 read 12599232.
Not sure what all this means....
All four plugs wear the 41-981 number code, but the #3 plug shows 12569190, whereas #1,2,4 read 12599232.
Not sure what all this means....