2003 Chevy Trailblazer Ignition Relays, Sensors & Switches
Select Your Submodel
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TRQ® - Ignition Knock Sensor$22.93 - $26.95 + Save an extra $2.00 with iD FastTrack -
TRQ® ESA12268 - Ignition Knock Sensor Kit$39.90 + Save an extra $2.00 with iD FastTrack -
Standard® - Ignition Knock Sensor$27.68 - $54.20 -
- ACDelco® - GM Original Equipment™ Ignition Knock Sensor$27.48 - $69.78 + Save up to $4.00 with iD FastTrack
- Dorman® - OE Solutions™ Ignition Knock Sensor$72.23 + Save an extra $3.40 with iD FastTrack
- WVE® - Ignition Knock Sensor$35.59
- Standard® - Blue Streak™ Ignition Knock Sensor$126.38 + Free Shipping with iD FastTrack
- Standard® - Tru-Tech™ Ignition Knock Sensor$33.57 + Save an extra $2.00 with iD FastTrack
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- Delphi® - Ignition Knock Sensor$29.94 - $57.67
- iD Select® - Ignition Knock Sensor$31.47 - $44.21 + Save up to $3.00 with iD FastTrack
- Walker Products® - Ignition Knock Sensor$42.34 - $63.14
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- Standard® - TechSmart™ Ignition Knock Sensor Harness$29.67 + Save an extra $1.40 with iD FastTrack
- WVE® - Ignition Switch$20.15
- Standard® - Ignition Knock Sensor Connector$47.24 + Save an extra $2.50 with iD FastTrack
- WVE® - Ignition Knock Sensor Connector$8.97 - $42.45
- WVE® - Ignition Relay$10.88
- ACDelco® - GM Original Equipment™ Diesel Glow Plug Connector$20.42 + Save an extra $1.60 with iD FastTrack
- ACDelco® - GM Original Equipment™ Ignition Control Module$144.40 + Free Shipping with iD FastTrack
- ACDelco® - GM Original Equipment™ Ignition Control Module Connector$53.08 + Save an extra $2.90 with iD FastTrack
- ACDelco® - GM Original Equipment™ Ignition Knock Sensor Connector$51.17 + Save an extra $2.40 with iD FastTrack
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- Dorman® - OE Solutions™ Ignition Knock Sensor Connector$27.41 + Save an extra $1.50 with iD FastTrack
