2002 GMC Envoy Changing Spark Plugs Vortec 4200 Series 4.2 Engine Iridium Plugs

[@hafizmuhammedpatel]

Changed the ignition coil and spark plugs. obd scanner still shows cylinder 2 misfire.

[@Hamburglar06]

Nice video. Good luck on the channel

[@MaintenanceMadeEasy]

Thank you Matt! Appreciate the subscription and you watching!

[@dontaejarell]

How to tell if you need a new ignition coils 2002 envoy

[@StayPositive-sd8op]

Whoever invented those back two suck!!!!!