This oxygen sensor replaces a slow or failed sensor on 2002-2011 GM Trucks and SUVs, restoring an accurate air-fuel signal to the engine control module.

Oxygen Sensor Specs:

• Connector Gender: Female.
• Connector Shape: Square.
• Grade Type: Standard Replacement.
• Heated: Yes.
• Hex Size: 22 mm.
• Mounting Type: Threaded.
• Overall Length: 18.5 in.
• Position(s): Front, Front Right, Rear. For the position specific to your vehicle, refer to the Applications.
• Sensor Type: Narrow-Band.
• Terminal Gender: Male.
• Terminal Quantity: 4.
• Terminal Type: Blade.
• Thread Size: M18 - 1.5.
• Wire Gauge Measurement: 20 gauge.
• Wire Quantity: 4.
• Wiring Harness Length: 17.3 in.
• Wrench Size: 22mm.