ID1232132123's answer is: Albert Champion
Doug's answer is: Alternating Current
AC Delco Iridium spark plugs.
I would recommend the OEM spark plugs, AC/Delco. Excellent plugs.
Spark Plugs .035Points .019Plugs--AC/Delco R43N
the vibe uses ac spark plugs and they are rebranded ngk
From what I've been told from my AC DELCO REP they are NGK plugs
AC are the OEM spark plugs and they are excellent plugs. I would recommend you buy AC/Delco Iridium Spark Plugs. They are as good or better than any others you can buy. NGK are also great plugs and I have been told they make the AC plug but I cannot verify that.
AC stands for Albert Champion, the founder of the AC Spark Plug Company. So, next time you're cruising down the road, just remember you've got good ol' Albert Champion to thank for keeping your engine firing on all cylinders.
ac delco copper Use the factory recommended plugs. AC delco 41906.
AC plugs
AC/Delco
All plugs are, But you should check them yourself again.
ac delco spark plugs are type that originally came with 2003 GMC envoy