How do you Change, Replace, or Install 2004-2012 Chevrolet Colorado Ignition Coil Replacement
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8mm socket/ratchet with extension
10mm socket/ratchet with extension
Step 1: Open the vehicle's hood.
Step 2: Loosen and remove the 10mm mounting bolts (2) that secure the air box to the vehicle.
Step 3: Loosen and remove the 8mm clamps (2 per hose) that secure the intake hoses to the vehicle. Slide the hoses from their position.
Step 4: Disconnect the vacuum lines (2) from the intake box. You can now remove the intake box from the vehicle.
Step 5: After removing the shorter hose, the ignition coils are exposed.
We recommend replacing ALL ignition coils together, as they often fail within a few weeks of each other. Be sure to replace them ONE AT A TIME, though, while performing the installation.
Step 6: Pry and remove the clip attached to the ignition coil.
Simply depress the center of the clip using a flathead screwdriver.
Step 7: Disconnect the ignition coil's wiring harness (1).
Step 8: Loosen and remove the 10mm mounting bolt (1) that secures the ignition coil to the engine.
Step 9: You can now lift and remove the ignition coil.
Step 10: Mount the new ignition coil by tightening the 10mm bolt (1).
Step 11: Connect the wiring harness (1) to the ignition coil.
Step 12: Reattach the small clip to the ignition coil.
Step 13: Repeat this process for the remaining ignition coils.
Step 14: Reattach the small hose, air intake box, and larger intake hose by tightening the clamps (2 per hose) to secure them.
Step 15: Tighten the mounting bolts (2) that secure the air box to the vehicle.
These Part Change / Installation Instructions Apply to
12 2012, 11 2011, 10 2010, 09 2009, 08 2008, 07 2007, 06 2006, 05 2005, 04 2004 Chevrolet Colorado Ignition Coil Replacement Instructions
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