How to Replace Ignition Coil/Spark Plugs on Chevy Trailblazer!
Published on December 2, 2017
Here’s how to replace ignition coil on Chevy Trailblazer, should be similar also on other Chevy/GM vehicles.
Replacing spark plugs is same as this except you pull the spark plugs out after taking the ignition coil out.
Get Ignition Coil for your Chevy Trailblazer here:
And get OBD II Scanner here:
