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Suitable for 2Pcs Upstream O2 Sensor
for Buick Lucerne Cadillac DTS 4.6L V8
Replaces OE: 234-4339
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
Jul 31 - Aug 3
🚚 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.
60-Day Return & Refund
📦 Free Returns & Exchanges: Zero costs to you if the product has any quality issues.
💰 Full Refunds: 100% money-back guarantee within 60 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
|
|---|---|---|---|
|
2006-2011
|
Buick
|
Lucerne (incl. Super, CXL, CXS, etc.)
|
4.6L V8
|
|
2006-2007
|
Buick
|
Rainier
|
5.3L V8
|
|
2006-2011
|
Cadillac
|
DTS (incl. Base, L, Platinum, etc.)
|
4.6L V8
|
|
2006-2009
|
Chevrolet
|
Trailblazer SS
|
6.0L V8
|
|
2006-2009
|
Chevrolet
|
Trailblazer (incl. LT, LS, Base, EXT, etc.)
|
5.3L V8
|
|
2006
|
Chevrolet
|
SSR
|
6.0L V8
|
|
2006-2009
|
GMC
|
Envoy Denali
|
5.3L V8
|
|
2006-2009
|
Saab
|
9-7x (incl. 5.3i, Aero)
|
5.3L V8, 6.0L V8
|
|
2006
|
Isuzu
|
Ascender
|
5.3L V8
|
Product Specifications
Warranty & Support: 2 Years + 24/7 Technical Support
|
Item
|
Specification
|
|---|---|
|
Core Part Number
|
234-4339
Interchange: 2344339, 234 4339, 12590749, 12597990, 12604913, 8126049130, 25024704, 2133536, 2133545, 2133839, 5S8158, ES20000 |
|
Position
|
Exhaust System, Upstream & Downstream
|
|
Key Parameters
|
- Connector Gender: Female
- Mounting Type: Threaded - Sensor Type: Heated - Thread Diameter: 0.708 IN - Wire Quantity: 4 Wires - Wiring Harness Length: 15.75 in - Package Content: 2 Pcs |
Package Content :
2Pcs 234-4339 Oxygen Sensor