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2Pcs Downstream O2 Sensor
for Cadillac Escalade Chevy Silverado GMC Yukon
Replaces OE: 234-4256
Resolves Symptoms:
Persistent Check Engine Light
Rough Idle
Poor Fuel Economy
Lean Hesitation
Check if your car is compatible
This helps guarantee fitment of parts.
Delivery Free
Sep 8 - Sep 11
🚚 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.
$39.95
- 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
|
|---|---|---|
|
2008-2014
|
Cadillac
|
Escalade
|
|
2008-2013
|
GMC
|
Sierra 1500
|
|
2008-2015
|
GMC
|
Sierra 2500 / 3500
|
|
2008-2014
|
GMC
|
Yukon
|
|
2008-2014
|
GMC
|
Yukon XL 1500
|
|
2008-2013
|
GMC
|
Yukon XL 2500
|
|
2008-2013
|
Chevrolet
|
Avalanche/Corvette
|
|
2010-2016
|
Chevrolet
|
Camaro
|
|
2015-2016
|
Chevrolet
|
Caprice
|
|
2008-2013
|
Chevrolet
|
Silverado 1500
|
|
2008-2015
|
Chevrolet
|
Silverado 2500 / 3500
|
|
2014-2016
|
Chevrolet
|
SS
|
|
2008-2014
|
Chevrolet
|
Suburban 1500
|
|
2008-2013
|
Chevrolet
|
Suburban 2500
|
|
2008-2014
|
Chevrolet
|
Tahoe
|
Product Specifications
Warranty & Support: 2 Years + Pre-sale Load Test + 24/7 Technical Support
|
Item
|
Specification
|
|---|---|
|
Core Part Number
|
234-4256
Interchange: 12609457, 12611165, 92457789, 21066, ES20094, 15698, 25024736 |
|
Position
|
Exhaust System, Downstream Left & Right (Post-Catalytic Converter)
|
|
Key Parameters
|
- Type: Heated Oxygen Sensor (O2 Sensor)
- Wire Configuration: 4-Wire - Connector Gender: Female - Thread Diameter: 0.708 In. (approx. M18) - Mounting Type: Threaded - Wire Harness Length: 14.80 in |
Package Content :
2PCS 234-4256 O2 Sensor