GMC Terrain Emission Control Sensors
This page brings together emission control sensors for the GMC Terrain, covering model years 2010 through 2026. The range includes oxygen sensors, manifold absolute pressure sensors, mass air flow sensors, and ignition knock sensors — offered as direct-fit and OE replacement parts. Pick your GMC Terrain's year above to narrow the list to emission control sensors with confirmed fitment. Every part shown is checked against our vehicle data.
NGK 21556 Oxygen Sensor, Heated Narrowband 4-Wire O2 Sensor, 18mm
Representative Photo, actual item may vary
What's here for your GMC Terrain
- Oxygen sensors — direct-fit and universal styles
- Manifold absolute pressure (MAP) sensors — OE replacement designs
- Mass air flow (MAF) sensors — direct-fit and manifold-mounted options
- Ignition knock (detonation) sensors
The widest selection here comes from Walker Products, ACDelco, Delphi, and Standard Motor Products, giving GMC Terrain owners a broad set of options across all four sensor types. Other categories GMC Terrain owners shop for: GMC Terrain Mufflers, GMC Terrain Exhaust and Tail Pipes and GMC Terrain Doors and Door Parts, or browse all GMC Terrain parts and accessories.