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files/12_a93fe341-fc04-43e9-9ec1-7f1cafd35589.jpg
Fitment
GM diesel vehicles with SCR AdBlue Euro 5 Euro 6 emission system including
- Chevrolet Silverado 2500HD 6.6L Duramax diesel (2014–2016 LML platform)
- Chevrolet Silverado 3500HD 6.6L Duramax diesel
- GMC Sierra 2500HD 6.6L Duramax diesel
- GMC Sierra 3500HD 6.6L Duramax diesel
- Chevrolet Express 2500 / 3500 6.6L diesel
- GMC Savana 2500 / 3500 6.6L diesel
- Selected GM Duramax SCR heavy-duty diesel systems (LML platform)
OE reference
12662971
5WK96631F
12648631 (related variant reference)
12638378 (cross-family reference depending on calibration)
FAQ
What is this NOx sensor used for
It measures nitrogen oxide levels in diesel exhaust gas and sends data to ECU for SCR AdBlue emission control system
Is this inlet or outlet sensor
It is commonly used as SCR Position 1 (upstream NOx sensor before SCR catalyst) depending on exhaust layout
Are 12662971 and 5WK96631F interchangeable
Yes, 5WK96631F is the Continental OEM reference matching GM 12662971
What system does it work with
SCR Selective Catalytic Reduction system using AdBlue injection for Euro 5 and Euro 6 diesel emission compliance
What are common failure symptoms
Engine warning light SCR AdBlue fault reduced power limp mode NOx sensor communication error emission efficiency faults
- Regular price
- $148.00
Fitment
GM diesel vehicles with SCR AdBlue Euro 5 Euro 6 emission system including
- Chevrolet Silverado 2500HD 6.6L Duramax diesel (2014–2016 LML platform)
- Chevrolet Silverado 3500HD 6.6L Duramax diesel
- GMC Sierra 2500HD 6.6L Duramax diesel
- GMC Sierra 3500HD 6.6L Duramax diesel
- Chevrolet Express 2500 / 3500 6.6L diesel
- GMC Savana 2500 / 3500 6.6L diesel
- Selected GM Duramax SCR heavy-duty diesel systems (LML platform)
OE reference
12662971
5WK96631F
12648631 (related variant reference)
12638378 (cross-family reference depending on calibration)
FAQ
What is this NOx sensor used for
It measures nitrogen oxide levels in diesel exhaust gas and sends data to ECU for SCR AdBlue emission control system
Is this inlet or outlet sensor
It is commonly used as SCR Position 1 (upstream NOx sensor before SCR catalyst) depending on exhaust layout
Are 12662971 and 5WK96631F interchangeable
Yes, 5WK96631F is the Continental OEM reference matching GM 12662971
What system does it work with
SCR Selective Catalytic Reduction system using AdBlue injection for Euro 5 and Euro 6 diesel emission compliance
What are common failure symptoms
Engine warning light SCR AdBlue fault reduced power limp mode NOx sensor communication error emission efficiency faults
- Regular price
- $148.00
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