Chevrolet Trailblazer Ignition & Spark Plugs
We stock Genuine OEM Chevrolet Ignition & Spark Plugs for your Chevrolet Trailblazer. OEM ignition and spark plugs are designed specifically for your vehicle's engine, ensuring optimal performance and fuel efficiency. These parts are responsible for igniting the fuel in the combustion chamber, making them critical components of your engine's operation. By choosing OEM ignition and spark plugs, you can be confident in their quality and reliability, which can help extend the life of your engine and prevent potential damage or issues. Manufacturer's Warranty Included. Guaranteed Fit. Experts standing by.
2020-2024 GM - Ignition Coil
GM
12705399
1.3L turbo. Exc.Start/Stop Feature. High quality coated windings to improve durability and provide protection against internal shorts...
$15.51
MSRP $27.05
Save $11.54
42.7% Off 
Ignition Housing
GM
42800751
2021-23, without keyless start.
$107.25
MSRP $200.01
Save $92.76
46.4% Off 
Ignition Lock Cylinder
GM
13528553
Canyon, Colorado. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. Cruze. 2017-21, without keyless start. This part requires...
2005-2020 GM - Ignition Coil Wire
GM
12579355
4.8, 5.3, 6.0 & 6.2L. 2003-05, 5.3L. 6.2L without supercharger. Wire connector. 7.0L. 2008-09. Insulated to help protect the interior...
$133.52
MSRP $248.98
Save $115.46
46.4% Off 
2002-2009 GM - Ignition Lock Cylinder
GM
15789012
Bravada/Envoy/Trailblazer. Without security sys. Rainier. Auto trans. SSR. This part requires programming and/or special setup...
$54.27
MSRP $85.97
Save $31.70
36.9% Off 
2019-2024 GM - Ignition Knock (Detonation) Sensor
GM
12663209
Silverado, sierra. 2.7l. 2.0L turbo, without retainer. CT4. 2.7L turbo, without retainer. Exc.Harness. XT5. 2.0l. 2.0L, #1. Acadia....
$5.00
MSRP $8.00
Save $3.00
37.5% Off 
2004-2014 GM - Ignition Lock Cylinder Case
GM
26088811
Silverado,sierra. Envoy/Rainier/Trailblazer. 4wd. 2008-09, without power tilt. Bravada. 4wd. This GM Genuine Part is designed,...
$151.63
MSRP $248.04
Save $96.41
38.9% Off 
2004-2020 GM - Ignition Knock (Detonation) Sensor
GM
12623730
Sends signals to the engine control module (ECM) to adjust timing
Helps prevent damage to the engine caused by pre-ignition
$14.52
MSRP $25.30
Save $10.78
42.6% Off 
2005-2020 GM - Ignition Coil Mounting Bracket
GM
12580353
2003-05, 5.3L. 6.2L without supercharger. 6.0 & 6.2L. 7.0L. 2008-09. This GM Genuine Part is designed, engineered, and tested to...
$23.82
MSRP $41.52
Save $17.70
42.6% Off 
2002 GM - Ignition Knock (Detonation) Sensor
GM
24100388
4.2l. Sends signals to the engine control module (ECM) to adjust timing
Helps prevent damage to the engine caused by pre-ignition
$27.68
MSRP $48.26
Save $20.58
42.6% Off 
2002-2006 GM - Electronic Ignition Control Module
GM
19418994
Canyon, Colorado. 2004-06. 4.2L. 3.5L. Feature electronically welded lead connections to reduce heat stress failure or cold joints
Laser...
$137.27
MSRP $255.98
Save $118.71
46.4% Off 
2014-2024 GM - Ignition Lock Key Transmitter Antenna
GM
13580789
GM Genuine Parts Antennas have signal strength, clarity, and signal interference protection
Made with durable materials to help...
$32.49
MSRP $58.68
Save $26.19
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