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ACDelco 12637297 Heated Downstream O2 Oxygen Sensor - GM Original Equipment

ACDelco

  • $ 1871
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ACDelco 12637297 Heated O2 Oxygen Sensor

ACDelco 12637297 Heated O2 Oxygen Sensor

Item Specifics:

  • Condition: New
  • Brand: ACDelco
  • Model: GM Original Equipment
  • Part Number: 12637297
  • Part Description: Heated O2 Oxygen Sensor
  • Position: Downstream
  • Quantity Required: 2

Features and Benefits:

  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM Original Equipment specifications for fit, form, and function

General Information:

  • O2 Oxygen Sensor(s) mount in the exhaust system to monitor unburned oxygen then signal the vehicle computer to adjust the fuel/air mixture as may be needed for emission control and peformance.
  • Signs of a bad or failing O2 Oxygen Sensor include Check Engine light on, poor fuel mileage, black smoke, hesitation or stalling, rough idle, failed emissions test.

Specifications:

Tech Specs
Wire Harness Length 10.07 in ( 256mm)
Sensor Type Heated
Wire Quantity 4
Overall Length 13.35 in (339.3 mm)
Thread Diameter 18 mm
Mounting Type Downstream
Quantity Required 2

Quick Reference Fitment Guide:

Make Model Year Range Notes
Chevrolet Express 3500 2011-2013 6.0L V8; Downstream; 2 Required
Chevrolet Express 4500 2011-2013 6.0L V8; Downstream; 2 Required
GMC Savana 3500 2011-2013 6.0L V8; Downstream; 2 Required
GMC Savana 4500 2011-2013 6.0L V8; Downstream; 2 Required

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