2020 Gmc Sierra 2500 HD Base Extended Cab Pickup Oxygen Sensor (Rear, Lower) - 19178924

Select a Vehicle

2020 GMC Sierra 2500 HD Base Extended Cab Pickup

Your Cart

View Cart

Find Parts That Fit:

Oxygen Sensor (Rear, Lower)

Part Number: 19178924
Supersession(s): 12587214; 19178921; 25312196; AFS97

View Oxygen Sensor (Rear, Lower) Full-Sized Product Image 1 of 10

View Oxygen Sensor (Rear, Lower) Full-Sized Product Image 2 of 10

View Oxygen Sensor (Rear, Lower) Full-Sized Product Image 3 of 10

View Oxygen Sensor (Rear, Lower) Full-Sized Product Image 4 of 10

View Oxygen Sensor (Rear, Lower) Full-Sized Product Image 5 of 10

View Oxygen Sensor (Rear, Lower) Full-Sized Product Image 6 of 10

Sensor. Oxygen.
Has 4-Way square connector. Oxygen Sensor. Assembly, Heated (O2). Ft. Snsr.

Oxygen Sensor

Oxygen Sensor - Repair or Replace
A failed Oxygen Sensor will often have no noticeable symptoms beyond a check engine light, but it does cause your 2020 GMC Sierra 2500 HD to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and GMC genuine parts.

EMISSION SYSTEM. EMISSION COMPONENTS.

Full Diagram

#11

3. 4 liter. 5. 7 liter. ALL. Auto TRANS. Coolant temp. In exhaust pipe. In manifold. Manual TRANS. W/3. 8 liter. W/O 3. 8 liter.

in exhaust pipe. Left.3.8 liter. Left.5.7 liter. Right.3.8 liter. Right.5.7 liter. Right.all.

EMISSION SYSTEM. EMISSION COMPONENTS.

Full Diagram

at manifold. cleaner. no. 1. no. 2. post converter.

post converter.

EMISSION SYSTEM. EMISSION COMPONENTS.

Full Diagram

#28

2000-03. at converter. at manifold. check valve.

2000-03. at converter.

EMISSION SYSTEM. EMISSION COMPONENTS.

Full Diagram

#13

At converter. At manifold. California emissions. Canister to fuel tnk. Canister to vent vlv. Front. Inlet. Large. Outlet. Post converter. Pre converter. Rear. Small.

at converter. CALIFORNIA EMISSIONS. post converter.

EMISSION SYSTEM. EMISSION COMPONENTS.

Full Diagram

3. 4 liter. Front. Idle air control. Rear.

3.4 LITER. rear.

EMISSION SYSTEM. EMISSION COMPONENTS.

Full Diagram

#13

3. 4 liter. Canister to fuel tnk. Canister to vent vlv. Front. Large. Rear. Small.

3.4 LITER.

EMISSION SYSTEM.

Full Diagram

#12

W/O SUPERCHARGER.

1997. W/O SUPERCHARGER.

EMISSION SYSTEM. EMISSION COMPONENTS.

Full Diagram

#14

3. 6 liter only. 3. 8 liter. 4. 6 liter. ALL. At converter. At manifold. W/O supercharger. W/SUPERCHARGER.

at converter.

EMISSION SYSTEM. EMISSION COMPONENTS.

Full Diagram

#10

ALL. Vapor canister. 2. 2 liter. 4. 3 liter. At manifold. California. Cpi. Efi. EGR valve. Federal. Front of converter. Rear of converter. W/EXTENDED build. W/FLEXIBLE fuel. W/O extended build. W/O flexible fuel.

2.2 LITER. front of converter. rear of converter.

EMISSION SYSTEM.

Full Diagram