Skip to product information
Upstream O2 Sensor
for Chevy Camaro Corvette Silverado Cadillac CTS CT6
Replaces OE: 234-8085
Resolves Symptoms:
Persistent Check Engine Light
Rough Idle
Poor Fuel Economy
Lean Hesitation
5-Step Fitment Guide:
1
Check OE: Find original part no. & plug.
2
Compare Photos: Match plug with our images.
3
Verify YMM: Confirm via fitment tool.
4
Review Specs: Check pins and dimensions.
5
Purchase: Buy confidently once matched!
Check if your car is compatible
This helps guarantee fitment of parts.
⏳ Loading fitment data...
Delivery Free
Sep 17 - Sep 20
🚚 Fast US Local: Dispatched quickly from our local US warehouses for swift delivery.
2-Year Warranty
🛡️ Quality Coverage: Protects against any manufacturing defects for 2 full years.
🔄 Free Replacement: We will provide a brand-new replacement for free if any quality issues occur.
30-Day Return & Refund
📦 Free Returns & Exchanges: Zero costs to you if the product has any quality issues.
💰 Full Refunds: 100% money-back guarantee within 30 days for defective items.
Review Rewards & Cashback
Share an install photo & review to unlock tier rewards:
🥈 Under $50
3% Off Next Order
🥇 $50+ Orders
5% Direct Cashback
🔥 Tip: Buy a Combo Set to easily hit $50 and unlock 5% Cashback!
💡 How to claim: Email a screenshot of your review to our support team.
$36.95
- No other fees; this is the final payment price
- Get rid of your car's malfunctions and start a pleasant driving journey
Check Engine Light? Find Your Symptoms
🌬️ O2 & A/F Sensors
- P0134No Activity Detected
- P0135Heater Circuit Malfunction
- P0137/38Circuit Low/High Voltage
- P2195Signal Stuck Lean
- P0030/31Heater Control Circuit
⛽ Fuel & Air Mixture
- P0171/74System Too Lean
- P0172System Too Rich
- P2096Post-Catalyst Trim Too Lean
- P0087Fuel Rail Pressure Low
- P0201-04Injector Circuit Open
♻️ Catalytic Converters
- P0420Efficiency Below Threshold (B1)
- P0430Efficiency Below Threshold (B2)
⚡ Ignition / Misfires
- P0300Random Misfire
- P0301-06Cylinder-Specific Misfire
🚛 NOx Sensors & SCR
- P2200/02Sensor Circuit / Signal Low
- P229FCircuit Range/Performance
- P207FReductant Quality Perf.
- 46F2/4D16BMW SCR Efficiency Faults
🛑 ABS & Wheel Speed
- C1021Front Wheel Speed Sensor
- C1025Sensor Signal Erratic
- C1207ABS Pump Overrun
- C0561System Disabled
Automotive-Leader Sensors
Vehicle Compatible
|
Year
|
Make
|
Model
|
Engine/Displacement
|
Note
|
|---|---|---|---|---|
|
2016-2020
|
Buick
|
Envision
|
2.5L L4
|
base 197hp (LCV)
|
|
2016-2020
|
Buick
|
Envision
|
2.0L L4 (Turbo)
|
Premium 252hp (LTG)
|
|
2019
|
Buick
|
LaCrosse
|
2.5L L4
|
base 194hp
|
|
2019
|
Buick
|
LaCrosse
|
3.6L V6
|
Premium/Avenir 310hp
|
|
2014-2016
|
Buick
|
Regal
|
2.4L L4
|
eAssist mild-hybrid 182hp
|
|
2014-2017
|
Buick
|
Regal
|
2.0L L4 (Turbo)
|
main 259hp
|
|
2018-2020
|
Buick
|
Regal Sportback
|
2.0L L4 (Turbo)
|
FWD 250hp / AWD 250hp high-torque
|
|
2018-2020
|
Buick
|
Regal TourX
|
2.0L L4 (Turbo)
|
wagon 250hp
|
|
2013-2015
|
Cadillac
|
ATS
|
2.5L L4
|
base 202hp (LCV)
|
|
2013-2019
|
Cadillac
|
ATS
|
2.0L L4 (Turbo)
|
main 272hp (LTG)
|
|
2013-2015
|
Cadillac
|
ATS
|
3.6L V6
|
LFX 321hp
|
|
2016-2019
|
Cadillac
|
ATS
|
3.6L V6
|
LGX 335hp
|
|
2016-2018
|
Cadillac
|
CT6
|
2.0L L4 (Turbo)
|
RWD 265hp (China-sourced/US available)
|
|
2016-2018
|
Cadillac
|
CT6
|
3.6L V6
|
AWD 335hp (LGX)
|
|
2014-2015
|
Cadillac
|
CTS
|
3.6L V6
|
LFX 321hp
|
|
2014-2019
|
Cadillac
|
CTS
|
2.0L L4 (Turbo)
|
main 272hp (LTG)
|
|
2016-2019
|
Cadillac
|
CTS
|
3.6L V6
|
LGX 335hp
|
|
2019-2021
|
Chevrolet
|
Blazer
|
2.5L L4
|
L/1LT base 193hp (LCV)
|
|
2019-2024
|
Chevrolet
|
Blazer
|
3.6L V6
|
2LT+ 308hp (LGX)
|
|
2020-2024
|
Chevrolet
|
Blazer
|
2.0L L4 (Turbo)
|
mid 230hp (LSY)
|
|
2016-2022
|
Chevrolet
|
Camaro (LS/LT)
|
2.0L L4 (Turbo)
|
275hp (LTG)
|
|
2016-2022
|
Chevrolet
|
Camaro (LT)
|
3.6L V6
|
335hp (LGX)
|
|
2016-2022
|
Chevrolet
|
Camaro (SS)
|
6.2L V8
|
455hp (LT1)
|
|
2017-2022
|
Chevrolet
|
Camaro (ZL1)
|
6.2L V8 (Supercharged)
|
650hp (LT4)
|
|
2015-2016
|
Chevrolet
|
Colorado
|
2.5L L4
|
base 200hp (LCV)
|
|
2015-2022
|
Chevrolet
|
Colorado
|
3.6L V6
|
305→308hp (LFX→LGZ)
|
|
2017-2022
|
Chevrolet
|
Colorado
|
2.8L L4 (Diesel Turbo)
|
Duramax 181hp
|
|
2018-2020
|
Chevrolet
|
Equinox
|
1.5L L4 (Turbo)
|
base 170hp
|
|
2018-2020
|
Chevrolet
|
Equinox
|
2.0L L4 (Turbo)
|
uplevel 252hp
|
|
2018-2019
|
Chevrolet
|
Equinox
|
1.6L L4 (Diesel Turbo)
|
select yrs 137hp
|
|
2014-2016
|
Chevrolet
|
Impala
|
2.5L L4
|
base 196hp (LCV/LKW)
|
|
2014-2016
|
Chevrolet
|
Impala
|
3.6L V6
|
uplevel 305hp (LFX)
|
|
2017-2019
|
Chevrolet
|
Impala
|
2.5L L4
|
base 197hp
|
|
2017-2019
|
Chevrolet
|
Impala
|
3.6L V6
|
uplevel 305hp (LGX)
|
|
2013-2015
|
Chevrolet
|
Malibu
|
2.5L L4
|
base 196hp (8th gen)
|
|
2013-2015
|
Chevrolet
|
Malibu
|
2.0L L4 (Turbo)
|
uplevel 259hp (8th gen)
|
|
2016-2022
|
Chevrolet
|
Malibu
|
1.5L L4 (Turbo)
|
base 160-163hp
|
|
2016-2021
|
Chevrolet
|
Malibu
|
2.0L L4 (Turbo)
|
Premier 250hp
|
|
2016
|
Chevrolet
|
Malibu Limited
|
2.5L L4
|
2016-only过渡款 196hp
|
|
2018-2019
|
Chevrolet
|
Traverse
|
3.6L V6
|
all trims 310hp (LGX)
|
|
2017-2020
|
GMC
|
Acadia
|
2.5L L4
|
base 194hp (LCV)
|
|
2017-2023
|
GMC
|
Acadia
|
3.6L V6
|
main 310hp (LGX)
|
|
2020-2023
|
GMC
|
Acadia
|
2.0L L4 (Turbo)
|
mid 230hp (LSY)
|
|
2015-2016
|
GMC
|
Canyon
|
2.5L L4
|
base 200hp (LCV)
|
|
2015-2018
|
GMC
|
Canyon
|
3.6L V6
|
305→308hp (LFX/LGZ)
|
|
2016-2018
|
GMC
|
Canyon
|
2.8L L4 (Diesel Turbo)
|
Duramax 181hp
|
|
2018-2019
|
GMC
|
Terrain
|
1.5L L4 (Turbo)
|
base 170hp (LYX)
|
|
2018-2019
|
GMC
|
Terrain
|
2.0L L4 (Turbo)
|
uplevel 252hp (LTG)
|
|
2018-2019
|
GMC
|
Terrain
|
1.6L L4 (Diesel Turbo)
|
2018-2019 only 137hp (LH7)
|
|
2020
|
GMC
|
Terrain
|
1.5L L4 (Turbo)
|
base 170hp
|
|
2020
|
GMC
|
Terrain
|
2.0L L4 (Turbo)
|
uplevel 252hp
|
Product Specifications
Warranty & Support: 2 Years + Pre-sale Load Test + 24/7 Technical Support
|
Item
|
Specification
|
|---|---|
|
Core Part Number
|
234-8085
Interchange: 2348085, 234 8085, 12627140, 12643708, 12643903, 12661898, 234-4762 |
|
Position
|
Exhaust System, Downstream, Rear (Post-Catalytic Converter)
|
|
Key Parameters
|
- Sensor Type: Heated Narrow-Band Oxygen Sensor
- Wire Configuration: 4-Wire - Wire Harness Length: 14.76 in - Mounting Type: Threaded - Connector Gender: Male - Thread Diameter: 0.708 in - Grade Type: Regular - Fit Type: Specific |
Package Content :
1Pcs 234-8085 Oxygen Sensor