GMC Sierra Ignition Relays, Sensors & Switches
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ACDelco® - GM Original Equipment™ Ignition Knock Sensor Connector (PT288)$29.78 + Save an extra $1.60 with iD FastTrack -
ACDelco® - GM Original Equipment™ Traction Control Module Connector (PT150)$65.77 + Free Shipping with iD FastTrack -

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TRQ® - Ignition Knock Sensor Harness (ESA94916)$34.98 + Save an extra $1.80 with iD FastTrack -
Standard® - Diesel Glow Plug Controller (RY1866)$351.28 + Free Shipping with iD FastTrack -
Standard® - Diesel Glow Plug Controller (RY-1731)$186.84 + Free Shipping with iD FastTrack -
Standard® - Diesel Glow Plug Relay (RY-585)$167.29 + Save an extra $7.90 with iD FastTrack -
Standard® - Diesel Glow Plug Strap (GPC101)$25.73 + Save an extra $1.50 with iD FastTrack -

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Dorman® - A/C Compressor Clutch Cycle Switch Connector (645-631)$24.87 + Save an extra $1.00 with iD FastTrack -

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Dorman® - OE Solutions™ Diesel Glow Plug Power Strap (904-109)$30.47 + Save an extra $1.30 with iD FastTrack -
Dorman® - OE Solutions™ Diesel Glow Plug Relay (904-413)$134.06 + Free Shipping with iD FastTrack -
Dorman® - OE Solutions™ Diesel Glow Plug Relay (904-100)$63.01 + Save an extra $2.70 with iD FastTrack -
Dorman® - OE Solutions™ Ignition Knock Sensor Connector (917-033)$27.19 + Save an extra $1.50 with iD FastTrack -

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