Hummer H3 UPGRADED COILPACKS and new Spark Plugs !
I ended up re-gapping to proper .044 as per spec from GM.
Spark plug gap Tool: amzn.to/42U7dXB
Coilpacks:
www.npboosted....
#auto #cars #automobile #hummer #hummerh3 #sparkplug #maintenance #diy
12 сен 2024