Oxygen Sensor - ACDelco (12656543)
ACDelco - 12656543
Sale Price$90.82
Description : GM Genuine Parts Oxygen (O2) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors are special feedback sensors on your vehicle's exhaust system and measure the proportion of oxygen in exhaust gases. Using this measurement, the engine control module (ECM) can adjust the air/fuel ratio to near the optimal value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). ⚠ WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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Product Details
Description
GM Genuine Parts Oxygen (O2) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors are special feedback sensors on your vehicle's exhaust system and measure the proportion of oxygen in exhaust gases. Using this measurement, the engine control module (ECM) can adjust the air/fuel ratio to near the optimal value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). ⚠ WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Part Number (MPN)
12656543
Brand
SKU
12656543
UPC / GTIN
808709221890 / 00808709221890
Condition
New
Other Names
12656543
Position
Downstream, Downstream Left
Brand
GM Genuine Parts
Connector Gender
Female
Connector Shape
triangular
Features & Benefits - Bullet 1
This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
Features & Benefits - Bullet 2
Detects oxygen content in the exhaust gases to help optimize emissions
Features & Benefits - Bullet 3
Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
Features & Benefits - Bullet 4
GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
Features & Benefits - Bullet 5
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
Features & Benefits - Bullet 6
GM regularly updates production and service part designs to integrate new materials and technologies
Grade Type
Regular
Height (in)
3.06
Length (in)
8.09
Mounting Type
Threaded
Overall Length
499<br />19.65
PADB ID 557
18<br />0.71
Programming Required
Yes
Sensor Type
Heated
Terminal Gender
Male
Terminal Quantity
4
Terminal Type
Blade
Thread Size
M18x1.5
Weight (lb)
0.2
Width (in)
3.06
Wire Quantity
4
Wiring Harness Length
367<br />14.45
Wrench Size
22
| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|---|---|---|---|
Vehicle #1
Year
Make
Model
Body & Trim
Engine & Transmission
| Brand | Equivalent Part Numbers |
|---|---|
BrandEquivalent Part Numbers
GM
12656543
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