1st Gen Engine Talk - I4, I5, and V8
ok so I've got a 2010 colorado 2.9 4cyl 2WD and my friend went to go replace my spark plugs and the 2 that actually came out were rusted to **** and the other 2 only partially came out one of them is shattered at the porcelain part and the other is broken off with the threaded part still stuck...