Shop 2003 Chevy Trailblazer O2 Replacement

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$177.00
28042802 | 2003 Chevrolet Trailblazer EXT 5.3L PCM ECM ECU Engine Computer
Flagship One, Inc.
$177.00
28042802 | 2003 Chevrolet Trailblazer EXT 5.3L PCM ECM ECU Engine Computer
Flagship One, Inc.
$179.00
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2003 Chevrolet Trailblazer 4.2L PCM ECM ECU Engine Computer Programmed
Flagship One, Inc.
19% off
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2003 Chevrolet Trailblazer 4.2L PCM ECM ECU Engine Computer Programmed
Flagship One, Inc.
$21.71
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2Pcs For 2002-2003 Gmc Envoy Xl 4.2L Upstream Downstream Oxygen
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2Pcs For 2002-2003 Gmc Envoy Xl 4.2L Upstream Downstream Oxygen
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2002-2006 Chevrolet Trailblazer Ext Transfer Case Assembly Fits Fits 2002 2003 2004 2005 2006 2007 2008 2009 2010 OEM Used Auto Parts
OEM USED AUTOPARTS
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GM Genuine Parts 12640453 Heated Oxygen Sensor
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12577588 Heated Oxygen Sensor Chevrolet Trailblazer EXT 2002 2003 in Stock
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2003 Chevy Trailblazer 5" Istep Black Running Boards
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2003 Chevy Trailblazer 5" Istep Black Running Boards
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4Pcs For 2003 Chevy Trailblazer 4.2L L6 Up&Downstream Oxygen
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$64.08
4Pcs For 2003 Chevy Trailblazer 4.2L L6 Up&Downstream Oxygen
eBay
$100.99
2003-2004 Chevrolet Trailblazer EXT 4-Pc Oxygen Sensor Upstream & Downstream 4-Pin A-Premium APOS1942
A-Premium
$100.99
2003-2004 Chevrolet Trailblazer EXT 4-Pc Oxygen Sensor Upstream & Downstream 4-Pin A-Premium APOS1942
A-Premium
$103.16
$109.75
2003 Chevy Trailblazer Rear Lower Trailing Arms
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GM Genuine Parts AFS106 (19355306) Heated Oxygen Sensor
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GM Genuine Parts AFS106 (19355306) Heated Oxygen Sensor
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$317.10
2003 Chevrolet Trailblazer 8Pc Front Upper Lower Control Arms Tie Rods Suspension Kit - Detroit Axle
Detroit Axle Bing
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$317.10
2003 Chevrolet Trailblazer 8Pc Front Upper Lower Control Arms Tie Rods Suspension Kit - Detroit Axle
Detroit Axle Bing
$42.99
234-4668 O2 Oxygen Sensor Compatible With Chevy Silverado 1500 Tahoe Suburban Avalanche GMC Sierra Yukon XL Cadillac Escalade CTS 5.3L 2003 2004 2005
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$42.99
234-4668 O2 Oxygen Sensor Compatible With Chevy Silverado 1500 Tahoe Suburban Avalanche GMC Sierra Yukon XL Cadillac Escalade CTS 5.3L 2003 2004 2005
Amazon.com
$245.48
$261.15
2003 Chevy Trailblazer Front And Rear Shock Absorber And Suspension Kit
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$261.15
2003 Chevy Trailblazer Front And Rear Shock Absorber And Suspension Kit
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Set Of 4 Upper+Lower Oxygen Sensor For 2003-2006 Chevy Silverado Gmc
eBay
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$51.84
Set Of 4 Upper+Lower Oxygen Sensor For 2003-2006 Chevy Silverado Gmc
eBay
$179.95
2002-2009 Chevy Trailblazer M1 Monotube Rear Shocks | 0-2"
Rough Country
354
$179.95
2002-2009 Chevy Trailblazer M1 Monotube Rear Shocks | 0-2"
Rough Country
$150.82
2002-2009 Chevrolet Trailblazer Front Driveshaft Oem
OEM USED AUTOPARTS
$150.82
2002-2009 Chevrolet Trailblazer Front Driveshaft Oem
OEM USED AUTOPARTS
$592.25
$602.50
2002-2009 Chevrolet Trailblazer Rear Bumper Assembly Oem
OEM USED AUTOPARTS
$592.25
$602.50
2002-2009 Chevrolet Trailblazer Rear Bumper Assembly Oem
OEM USED AUTOPARTS
$73.95
TRQ 2003 Chevrolet Trailblazer EXT V8 5.3L 2 Piece Serpentine Drive Belt Component Kit BPA18166
1A Auto
$73.95
TRQ 2003 Chevrolet Trailblazer EXT V8 5.3L 2 Piece Serpentine Drive Belt Component Kit BPA18166
1A Auto
$33.38
Spectra Premium Chevrolet Trailblazer Oxygen Sensor 2002 2003 | OS5058
AutoNation Parts
3
$33.38
Spectra Premium Chevrolet Trailblazer Oxygen Sensor 2002 2003 | OS5058
AutoNation Parts
$177.95
2002-2003 Chevrolet Trailblazer Control Arm Kit Autopart Premium 02-03 Chevrolet Control Arm Kit
Parts Geek
$177.95
2002-2003 Chevrolet Trailblazer Control Arm Kit Autopart Premium 02-03 Chevrolet Control Arm Kit
Parts Geek
$28.39
$48.82
19239713 Air Filter Chevrolet Trailblazer EXT 2002-2006 in Stock
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19239713 Air Filter Chevrolet Trailblazer EXT 2002-2006 in Stock
g.oempartsonline.com
$116.99
2002-2003 Chevrolet Trailblazer A Set Of 8 Control Arm Ball Joint And Sway Bar Link Kit Front Side A-Premium APCA3022
A-Premium
$116.99
2002-2003 Chevrolet Trailblazer A Set Of 8 Control Arm Ball Joint And Sway Bar Link Kit Front Side A-Premium APCA3022
A-Premium
$329.34
2003 Chevrolet Trailblazer EXT 10Pc Front Upper Lower Control Arms Ball Joints Tie Rods Suspension Kit - Detroit Axle
Detroit Axle Bing
Free shipping
$329.34
2003 Chevrolet Trailblazer EXT 10Pc Front Upper Lower Control Arms Ball Joints Tie Rods Suspension Kit - Detroit Axle
Detroit Axle Bing
$207.99
For 2003-2006 Chevrolet Trailblazer EXT Differential Open Loaded Carrier Case W/ Bearing, 8.5 & 8.6 in. W/ 30 Spline Axles & 2.73-5.13 Ratios, Fit - A
A-Premium
$207.99
For 2003-2006 Chevrolet Trailblazer EXT Differential Open Loaded Carrier Case W/ Bearing, 8.5 & 8.6 in. W/ 30 Spline Axles & 2.73-5.13 Ratios, Fit - A
A-Premium
$214.95
TRQ 2003 Chevrolet Trailblazer Front & Rear 14 Piece Steering & Suspension Kit PSA34366
1A Auto
11
$214.95
TRQ 2003 Chevrolet Trailblazer Front & Rear 14 Piece Steering & Suspension Kit PSA34366
1A Auto
$111.78
2003 Chevrolet Trailblazer EXT LT Before And After Catalytic Converter Oxygen Sensor, Naturally Aspirated, GAS, Set Of 4, 4-Wire, 8 Cyl 5.3L
CarParts.com
$111.78
2003 Chevrolet Trailblazer EXT LT Before And After Catalytic Converter Oxygen Sensor, Naturally Aspirated, GAS, Set Of 4, 4-Wire, 8 Cyl 5.3L
CarParts.com
$134.95
TRQ 2003 Chevrolet Trailblazer Front & Rear 12 Piece Steering & Suspension Kit PSA58918
1A Auto
8
$134.95
TRQ 2003 Chevrolet Trailblazer Front & Rear 12 Piece Steering & Suspension Kit PSA58918
1A Auto
$23.88
2003 Chevrolet Trailblazer Front Driver Side Outer Tie Rod - Detroit Axle
Detroit Axle Bing
Free shipping
$23.88
2003 Chevrolet Trailblazer Front Driver Side Outer Tie Rod - Detroit Axle
Detroit Axle Bing
$142.95
03 2003 Chevrolet Trailblazer EXT Headlight Assembly Set - DIY Solutions Headlight Assembly Set
Parts Geek
$142.95
03 2003 Chevrolet Trailblazer EXT Headlight Assembly Set - DIY Solutions Headlight Assembly Set
Parts Geek
$240.95
2002-2005 Chevrolet Trailblazer Brake Pad And Rotor Kit Detroit Axle Front And Rear 02-05 Chevrolet Brake Pad And Rotor Kit
Parts Geek
$240.95
2002-2005 Chevrolet Trailblazer Brake Pad And Rotor Kit Detroit Axle Front And Rear 02-05 Chevrolet Brake Pad And Rotor Kit
Parts Geek
$126.24
Maxfavor 2 Pcs Upstream And 2 Pcs Downstream Oxygen O2 Sensor Replacement For 2004 2003 Chevy Ssr Trailblazer Gmc Envoy
Everymarket INC
$126.24
Maxfavor 2 Pcs Upstream And 2 Pcs Downstream Oxygen O2 Sensor Replacement For 2004 2003 Chevy Ssr Trailblazer Gmc Envoy
Everymarket INC
$57.92
$82.99
NGK NTK Upstream Oxygen (O2) Sensor For 2002-2003 Chevrolet Trailblazer 4.2L L6
Sixity Auto
30% off
$57.92
$82.99
NGK NTK Upstream Oxygen (O2) Sensor For 2002-2003 Chevrolet Trailblazer 4.2L L6
Sixity Auto
$57.92
$82.99
NGK NTK Upstream Oxygen (O2) Sensor For 2002-2003 Chevrolet Trailblazer EXT 4.2L L6
Sixity Auto
30% off
$57.92
$82.99
NGK NTK Upstream Oxygen (O2) Sensor For 2002-2003 Chevrolet Trailblazer EXT 4.2L L6
Sixity Auto
$27.99
2003 Chevrolet Trailblazer LS After Catalytic Converter Oxygen Sensor, Sold Individually, 4-Wire, 4.2L 6Cyl
CarParts.com
$27.99
2003 Chevrolet Trailblazer LS After Catalytic Converter Oxygen Sensor, Sold Individually, 4-Wire, 4.2L 6Cyl
CarParts.com
Oil & Filter Change 2003 Chevrolet Trailblazer EXT LT 5.3L V8
0:22
Oil & Filter Change 2003 Chevrolet Trailblazer EXT LT 5.3L V8
2K viewsJan 1, 2009
CarCareKioskBMW of MKE North
How to Replace Front Brakes 2002-05 Chevy Trailblazer
How to Replace Front Brakes 2002-05 Chevy Trailblazer
Mar 14, 2022
1aauto.com
Chevy Trailblazer P0132: Oxygen Sensor High Voltage (Bank 1 -Sensor 1) | Drivetrain Resource
Chevy Trailblazer P0132: Oxygen Sensor High Voltage (Bank 1 -Sen…
Feb 3, 2019
700r4transmissionhq.com
How to Replace Water Pump 2002-2009 Chevy Trailblazer
How to Replace Water Pump 2002-2009 Chevy Trailblazer
Apr 7, 2022
1aauto.com
How to Replace Third Brake Light 2002-09 Chevy Trailblazer
How to Replace Third Brake Light 2002-09 Chevy Trailblazer
May 19, 2011
1aauto.com
Chevy TrailBlazer bad O2 sensor symptoms, causes, and diagnosis
Chevy TrailBlazer bad O2 sensor symptoms, causes, and diagnosis
Jan 5, 2022
wheelsjoint.com
How to Add Oil: 2003 Chevrolet Trailblazer EXT LT 4.2L 6 Cyl.
How to Add Oil: 2003 Chevrolet Trailblazer EXT LT 4.2L 6 Cyl.
Apr 15, 2014
CarCareKioskHonda City
How to Replace VVT Solenoid 2002-2009 Chevrolet Trailblazer
Nov 27, 2023
1aauto.com
How to Add Coolant: 2003 Chevrolet Trailblazer EXT LT 5.3L V8
2K viewsApr 21, 2014
CarCareKioskLake Ford
Replace Flat Tire with Spare Tire: 2003 Chevrolet Trailblazer EXT LT …
Aug 27, 2013
CarCareKioskLake Ford
How To Replace Upstream O2 Oxygen Sensor 2002-2009 Chevrol…
Apr 6, 2022
1aauto.com
How to Replace O2 Oxygen Sensor 2002-05 Chevy Blazer S10
Feb 26, 2022
1aauto.com
2:50
2003 Chevy Blazer Custom ZR2
108.7K viewsApr 7, 2013
YouTubeC Wilson
How to Replace Down Stream O2 Oxygen Sensor 2002-2009 Chevrol…
Jun 1, 2022
1aauto.com
How to Replace Downstream O2 Oxygen Sensor 2003-2007 Honda …
75.9K viewsOct 18, 2023
YouTubeTRQ
03 Trailblazer: Valve Cover gasket replacement
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YouTubeJTuned Garage
this is how I removed the engine and transmission from an 2003 Ch…
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Trailblazer SS Passenger Side O2 Sensor
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2003 Chevy Trailblazer Spark Plug Replacement
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YouTubeMoron Reviews
9:08
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YouTubepfun41
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389K viewsNov 27, 2020
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2006 Trailblazer P0030 - O2 Sensor Replacement
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YouTubeJust-Fix-in Garage
4:43
How to Replace an Oxygen (O2) Sensor
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14:03
2003 Chevy Trailblazer/ GMC Envoy 4.2L Water Pump Replacement
38.1K viewsFeb 6, 2020
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10:11
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16.2K viewsMar 8, 2021
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Shop 2003 Chevy Trailblazer O2 Replacement

Sponsored
About our ads
$177.00
28042802 | 2003 Chevrolet Trailblazer EXT 5.3L PCM ECM ECU Engine Computer
Flagship One, Inc.
$177.00
28042802 | 2003 Chevrolet Trailblazer EXT 5.3L PCM ECM ECU Engine Computer
Flagship One, Inc.
$179.00
$221.99
2003 Chevrolet Trailblazer 4.2L PCM ECM ECU Engine Computer Programmed
Flagship One, Inc.
19% off
$179.00
$221.99
2003 Chevrolet Trailblazer 4.2L PCM ECM ECU Engine Computer Programmed
Flagship One, Inc.
$21.71
$22.85
2Pcs For 2002-2003 Gmc Envoy Xl 4.2L Upstream Downstream Oxygen
eBay
$21.71
$22.85
2Pcs For 2002-2003 Gmc Envoy Xl 4.2L Upstream Downstream Oxygen
eBay
$313.21
$468.75
2002-2006 Chevrolet Trailblazer Ext Transfer Case Assembly Fits Fits 2002 2003 2004 2005 2006 2007 2008 2009 2010 OEM Used Auto Parts
OEM USED AUTOPARTS
33% off
$313.21
$468.75
2002-2006 Chevrolet Trailblazer Ext Transfer Case Assembly Fits Fits 2002 2003 2004 2005 2006 2007 2008 2009 2010 OEM Used Auto Parts
OEM USED AUTOPARTS
$46.97
GM Genuine Parts 12640453 Heated Oxygen Sensor
Amazon.com
94
Free shipping
$46.97
GM Genuine Parts 12640453 Heated Oxygen Sensor
Amazon.com
$255.09
$378.76
12478030 Passenger Side Front Compartment Upper Side Rail Chevrolet Trailblazer EXT 2002-2006 in Stock
g.oempartsonline.com
32% off
$255.09
$378.76
12478030 Passenger Side Front Compartment Upper Side Rail Chevrolet Trailblazer EXT 2002-2006 in Stock
g.oempartsonline.com
$70.33
$124.16
12577588 Heated Oxygen Sensor Chevrolet Trailblazer EXT 2002 2003 in Stock
g.oempartsonline.com
43% off
$70.33
$124.16
12577588 Heated Oxygen Sensor Chevrolet Trailblazer EXT 2002 2003 in Stock
g.oempartsonline.com
$235.16
2003 Chevy Trailblazer 5" Istep Black Running Boards
CARiD.com Google Merchant
79
$235.16
2003 Chevy Trailblazer 5" Istep Black Running Boards
CARiD.com Google Merchant
$64.08
4Pcs For 2003 Chevy Trailblazer 4.2L L6 Up&Downstream Oxygen
eBay
$64.08
4Pcs For 2003 Chevy Trailblazer 4.2L L6 Up&Downstream Oxygen
eBay
$100.99
2003-2004 Chevrolet Trailblazer EXT 4-Pc Oxygen Sensor Upstream & Downstream 4-Pin A-Premium APOS1942
A-Premium
$100.99
2003-2004 Chevrolet Trailblazer EXT 4-Pc Oxygen Sensor Upstream & Downstream 4-Pin A-Premium APOS1942
A-Premium
$103.16
$109.75
2003 Chevy Trailblazer Rear Lower Trailing Arms
CARiD.com Google Merchant
17
Free shipping
$103.16
$109.75
2003 Chevy Trailblazer Rear Lower Trailing Arms
CARiD.com Google Merchant
$47.68
GM Genuine Parts AFS106 (19355306) Heated Oxygen Sensor
Amazon.com
44
Free shipping
$47.68
GM Genuine Parts AFS106 (19355306) Heated Oxygen Sensor
Amazon.com
$317.10
2003 Chevrolet Trailblazer 8Pc Front Upper Lower Control Arms Tie Rods Suspension Kit - Detroit Axle
Detroit Axle Bing
Free shipping
$317.10
2003 Chevrolet Trailblazer 8Pc Front Upper Lower Control Arms Tie Rods Suspension Kit - Detroit Axle
Detroit Axle Bing
$42.99
234-4668 O2 Oxygen Sensor Compatible With Chevy Silverado 1500 Tahoe Suburban Avalanche GMC Sierra Yukon XL Cadillac Escalade CTS 5.3L 2003 2004 2005
Amazon.com
32
Free shipping
$42.99
234-4668 O2 Oxygen Sensor Compatible With Chevy Silverado 1500 Tahoe Suburban Avalanche GMC Sierra Yukon XL Cadillac Escalade CTS 5.3L 2003 2004 2005
Amazon.com
$245.48
$261.15
2003 Chevy Trailblazer Front And Rear Shock Absorber And Suspension Kit
CARiD.com Google Merchant
7
Free shipping
$245.48
$261.15
2003 Chevy Trailblazer Front And Rear Shock Absorber And Suspension Kit
CARiD.com Google Merchant
$51.84
Set Of 4 Upper+Lower Oxygen Sensor For 2003-2006 Chevy Silverado Gmc
eBay
Free shipping
$51.84
Set Of 4 Upper+Lower Oxygen Sensor For 2003-2006 Chevy Silverado Gmc
eBay
$179.95
2002-2009 Chevy Trailblazer M1 Monotube Rear Shocks | 0-2"
Rough Country
354
$179.95
2002-2009 Chevy Trailblazer M1 Monotube Rear Shocks | 0-2"
Rough Country
$150.82
2002-2009 Chevrolet Trailblazer Front Driveshaft Oem
OEM USED AUTOPARTS
$150.82
2002-2009 Chevrolet Trailblazer Front Driveshaft Oem
OEM USED AUTOPARTS