Replaces

Engine Knock Sensor Harness - 1AZWH00060

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Vehicle Fit

This replacement engine knock (detonation) sensor harness is just what you need to get your vehicle in good running order again!

Specifications:

  • Engine Knock Sensor Harness
  • Dual Connectors & Grommets
  • Direct replacement
  • Built to strict quality control standards
NOTE: For Silverado/Sierra this harness fits the Classic Body Style Models only. Classic Body Style has a crease down the center of the door shell. New Body Style has a smooth door skin.

This engine knock sensor harness makes a great replacement and has good cost savings over a dealer unit.

Our electrical and electronic parts are subject to strict quality testing.

Parts cannot be returned after they have been installed. Contact us with any questions before installing the parts.

Item Condition: New

Attention California Customers:

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.

Lifetime Warranty

This item is backed by our limited lifetime warranty. In the event this item should fail due to manufacturing defects during intended use, we will replace the part free of charge.

  1. step : Removing the Air Intake Hose (0:43)
    • Remove the 8mm bolt holding the engine cover
    • Loosen the air intake hose clamps with a flat blade screwdriver
    • Unclip the intake hose from the radiator hose
    • Pull the intake hose up and out
  2. step : Disconnecting the Intake Manifold (1:30)
    • Remove the 8mm bolts
    • Disconnect the harnesses by pulling up on the tab
    • Pry the vacuum hose free
    • Remove the 10mm nuts from the throttle body
    • Lift up the bracket and pull it aside
    • Remove the 8mm bolt and the pull the bracket aside
    • Disconnect the two hose plants and harnesses
    • Remove the 10mm nut and pull the set of harnesses aside
  3. step : Disconnecting the Fuel Line (3:45)
    • Disconnect the eight harnesses to the fuel injector by pulling up on the tab
    • Loosen the fuel line cap
    • Covering the fuel line with a rag, push the tab on the fuel bleeder with a flat head screwdriver
    • Replace the cap
    • Remove the clip
    • Push the fuel line separator tool all the way in and pull the fuel line free
    • Clamp the vacuum hose clamp with pliers and pull it free
  4. step : Removing the Intake Manifold (5:20)
    • Remove the series of 10mm bolts
    • Maneuver the intake manifold past harnesses and wires and move it as far as possible
    • Feed the EGR out through the harnesses
    • Lift the intake manifold up and out
  5. step : Removing the Knock Sensor Harness (7:19)
    • Pry up the knock sensor harness caps
    • Push in the sides of the harness with bent needle nose pliers and pull up
  6. step : Installing the Knock Sensor Harness (7:50)
    • Push the new harness down into the knock sensors
    • Replace the caps
  7. step : Reinstalling the Intake Manifold (8:20)
    • Set the intake manifold down and pull the vacuum hose out through the other side
    • Disconnect the EGR by pulling out on the clip with a flat blade screwdriver
    • Feed the hose through the side of the intake manifold
    • Maneuver the intake manifold down and into place
  8. step : Reconnecting the Fuel Line (9:45)
    • Slide the hose clamp back into place using pliers
    • Line up the throttle body and reconnect it by pushing it up on the studs
    • Push the EGR valve back into place, replace the bolt, and reconnect the hose
    • Reconnect the vacuum hose into the throttle body
    • Replace the 10mm bolts
    • Replace the bracket near the back
    • Reconnect the fuel lines and replace the clips to lock them
  9. step : Reconnecting the Intake Manifold (13:34)
    • Torque the manifold bolts with a torque wrench
    • Start in the middle and work in a counter-clockwise pattern
    • Tighten them on the first pass to 44 inch pounds, then 89 inch pounds
    • Push the harness in and push the clip into place to reconnect the fuel injectors
  10. step : Reinstalling the Air Intake Hose (14:18)
    • Push the intake hose into place
    • Tighten the intake hose clamps with a flat blade screwdriver
    • Double check all the harnesses and hoses
    • Replace the engine cover with an 8mm bolt

Tools needed for replacement:

    Materials, Fluids, and Supplies

  • Rust Penetrant

  • Pliers, Cutters & misc Wrenches

  • Needle nose pliers

  • Ratchets & Related

  • Torque Wrench
  • Socket Extensions
  • Ratchet

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Sockets - Metric

  • 8mm Socket
  • 10mm Socket

  • Specialty Tools

  • Fuel Line Disconnect Tool

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Best buy
Probably the best price and fastest shipping for this harness. Depending on the vehicle it’s a pretty easy install and works for almost any LS engine.
November 13, 2019
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Year Make Model Description
2005Buick Rainier Buick Rainier with Dual Connectors with Grommets Engine Knock Sensor Harness
2004-2005Cadillac CTS Cadillac CTS with Dual Connectors with Grommets Engine Knock Sensor Harness
2002-2006Cadillac Escalade Cadillac Escalade with Dual Connectors with Grommets Engine Knock Sensor Harness
2003-2006Cadillac Escalade ESV Cadillac Escalade ESV with Dual Connectors with Grommets Engine Knock Sensor Harness
2002-2006Cadillac Escalade EXT Cadillac Escalade EXT with Dual Connectors with Grommets Engine Knock Sensor Harness
2005Cadillac STS Cadillac STS with Dual Connectors with Grommets Engine Knock Sensor Harness
2007Chevy Avalanche Chevy Avalanche with Dual Connectors with Grommets Engine Knock Sensor Harness
2002-2006Chevy Avalanche 1500 Chevy Avalanche 1500 with Dual Connectors with Grommets Engine Knock Sensor Harness
2002-2006Chevy Avalanche 2500 Chevy Avalanche 2500 with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2002Chevy C3500 Truck Chevy C3500 Truck V8 8.1L with Dual Connectors with Grommets Engine Knock Sensor Harness
1999-2002Chevy Camaro Chevy Camaro V8 5.7L with Dual Connectors with Grommets Engine Knock Sensor Harness
1999-2003Chevy Corvette Chevy Corvette with Dual Connectors with Grommets Engine Knock Sensor Harness
2003-2007Chevy Express 1500 Van Chevy Express 1500 Van with Dual Connectors with Grommets Engine Knock Sensor Harness
2003-2007Chevy Express 2500 Van Chevy Express 2500 Van with Dual Connectors with Grommets Engine Knock Sensor Harness
2003-2007Chevy Express 3500 Van Chevy Express 3500 Van with Dual Connectors with Grommets Engine Knock Sensor Harness
1999-2006Chevy Silverado 1500 Chevy Silverado 1500 with Dual Connectors with Grommets Engine Knock Sensor Harness
2007Chevy Silverado 1500 Classic Chevy Silverado 1500 Classic with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2003Chevy Silverado 1500 HD Chevy Silverado 1500 HD with Dual Connectors with Grommets Engine Knock Sensor Harness
2005-2006Chevy Silverado 1500 HD Chevy Silverado 1500 HD with Dual Connectors with Grommets Engine Knock Sensor Harness
2007Chevy Silverado 1500 HD Classic Chevy Silverado 1500 HD Classic with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2004Chevy Silverado 2500 Chevy Silverado 2500 with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2006Chevy Silverado 2500 HD Chevy Silverado 2500 HD with Dual Connectors with Grommets Engine Knock Sensor Harness
2007Chevy Silverado 2500 HD Classic Chevy Silverado 2500 HD Classic with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2006Chevy Silverado 3500 Chevy Silverado 3500 with Dual Connectors with Grommets Engine Knock Sensor Harness
2007Chevy Silverado 3500 Classic Chevy Silverado 3500 Classic with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2007Chevy Suburban 1500 Chevy Suburban 1500 with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2007Chevy Suburban 2500 Chevy Suburban 2500 with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2007Chevy Tahoe Chevy Tahoe with Dual Connectors with Grommets Engine Knock Sensor Harness
2005Chevy Trailblazer EXT Chevy Trailblazer EXT V8 5.3L with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2002GMC C3500 Truck GMC C3500 Truck V8 8.1L with Dual Connectors with Grommets Engine Knock Sensor Harness
2005GMC Envoy GMC Envoy V8 5.3L with Dual Connectors with Grommets Engine Knock Sensor Harness
2003-2005GMC Envoy XL GMC Envoy XL V8 5.3L with Dual Connectors with Grommets Engine Knock Sensor Harness
2005GMC Envoy XUV GMC Envoy XUV V8 5.3L with Dual Connectors with Grommets Engine Knock Sensor Harness
2003-2007GMC Savana 1500 Van GMC Savana 1500 Van with Dual Connectors with Grommets Engine Knock Sensor Harness
2003-2007GMC Savana 2500 Van GMC Savana 2500 Van with Dual Connectors with Grommets Engine Knock Sensor Harness
2003-2007GMC Savana 3500 Van GMC Savana 3500 Van with Dual Connectors with Grommets Engine Knock Sensor Harness
1999-2006GMC Sierra 1500 GMC Sierra 1500 with Dual Connectors with Grommets Engine Knock Sensor Harness
2007GMC Sierra 1500 Classic GMC Sierra 1500 Classic with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2003GMC Sierra 1500 HD GMC Sierra 1500 HD with Dual Connectors with Grommets Engine Knock Sensor Harness
2005-2006GMC Sierra 1500 HD GMC Sierra 1500 HD with Dual Connectors with Grommets Engine Knock Sensor Harness
2007GMC Sierra 1500 HD Classic GMC Sierra 1500 HD Classic with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2004GMC Sierra 2500 GMC Sierra 2500 with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2006GMC Sierra 2500 HD GMC Sierra 2500 HD with Dual Connectors with Grommets Engine Knock Sensor Harness
2007GMC Sierra 2500 HD Classic GMC Sierra 2500 HD Classic with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2006GMC Sierra 3500 GMC Sierra 3500 with Dual Connectors with Grommets Engine Knock Sensor Harness
2007GMC Sierra 3500 Classic GMC Sierra 3500 Classic with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2007GMC Yukon GMC Yukon with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2007GMC Yukon XL 1500 GMC Yukon XL 1500 with Dual Connectors with Grommets Engine Knock Sensor Harness
2001-2007GMC Yukon XL 2500 GMC Yukon XL 2500 with Dual Connectors with Grommets Engine Knock Sensor Harness
2005-2007Hummer H2 Hummer H2 with Dual Connectors with Grommets Engine Knock Sensor Harness
1999-2002Pontiac Firebird Pontiac Firebird V8 5.7L with Dual Connectors with Grommets Engine Knock Sensor Harness
2004Pontiac GTO Pontiac GTO with Dual Connectors with Grommets Engine Knock Sensor Harness
2005Saab 9-7X Saab 9-7X V8 5.3L with Dual Connectors with Grommets Engine Knock Sensor Harness
Part 1AZWH00060
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