FITMENT
Compatible with Opel Automobile GmbH and General Motors Company diesel vehicles equipped with SCR (Selective Catalytic Reduction) systems requiring NOx sensor monitoring.
Common applications include Opel and GM diesel passenger vehicles using reference SNS418B / 55501373.

FAQ
Q1: What is the function of this NOx sensor?
A1: It measures nitrogen oxide levels in the exhaust system and sends data to the engine control unit for emissions control.

Q2: Where is it installed?
A2: It is installed in the exhaust system, typically before or after the SCR catalyst depending on vehicle configuration.

Q3: What are signs of a faulty NOx sensor?
A3: Engine warning light, emissions-related fault codes, and reduced SCR system performance.

Q4: Is it compatible with all Opel and GM diesel models?
A4: No, compatibility depends on the exact engine and emissions system setup.