Questions & Answers for: Chevrolet TrailBlazer 3120 spark gap

...spark plugs are in-line with the exhaust manifolds located on the driver and passenger side of the engine. The exhaust manifold is connected to the exhaust on both sides. Look for wires connected to ...

Spark Plug Gap settings what are the gap settings for 2006 trailblazer 4.2 liter 6 cylinder? ACDELCO Part # 41103 SPARK PLUG .043 GAP there should be a decal under the hood of the truck telling you ...

I changed spark plugs on my 2004 trailblazer but now it runs rough maybe missing one. Could the boots be bad did you gap the spark plugs? Check all the boots and grease them with coil boot grease!!

what is the spark plug gap for a 02 trail blazer 6 cyl Set all new plugs to 25 thou ,if s/hand 22 thou and also check the HT Leads for shorting out . Ron

at what adjustment do spark plugs for my vehicle need to be? the adjustment for this vehicle is .043 gap

...gap setting for the spark plugs a 2004 trailblazer? I have been told by mechanics and 2 auto stores that the gap should be .043. I don't know where people are getting .060. but my plugs are .043 and ...

what are the spark plugs gap for a 2004 chevrolet trailblazer? Gap should be 0.043" and make sure to use AC Delco 43-103 exclusively. These are the OEM and work best in this vehicle.

instead of jumping the gap at your spark plug, thus giving you a "no fire" situation. I also ways recommend replacing spark plugs in a set along with new wires. I don't recommend just changing one

what is the spark plug gap for 2001 gmc sierra 5.3 liter ( ac delco) you can not gap the spark plugs in all new cars and truck. they use a platinum plug that can not be re gapped

random missfire code came up for bad coil pack I changed that and the spark plugs. Now I'm getting a p0300b code which is random miss fire. I know that could mean alot of things but the ...