Shop 2003 Chevy Trailblazer O2 Replacement

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$177.00
12602802 | 2003 Chevy Trailblazer EXT 5.3L PCM ECM ECU Engine Computer
Flagship One, Inc.
$177.00
12602802 | 2003 Chevy Trailblazer EXT 5.3L PCM ECM ECU Engine Computer
Flagship One, Inc.
$57.95
2003-2005 Chevrolet Trailblazer EXT Oxygen Sensor Kit Autopart Premium 03-05 Chevrolet Oxygen Sensor Kit
Parts Geek
$57.95
2003-2005 Chevrolet Trailblazer EXT Oxygen Sensor Kit Autopart Premium 03-05 Chevrolet Oxygen Sensor Kit
Parts Geek
$164.99
AUTOSAVER88 Front Complete Struts Rear Shock Coil Spring Assembly Compatible With 2002-2009 Chevy Trailblazer 2002-2009 GMC Envoy 2003-2008 ISUZU
Amazon.com
802
Free shipping
$164.99
AUTOSAVER88 Front Complete Struts Rear Shock Coil Spring Assembly Compatible With 2002-2009 Chevy Trailblazer 2002-2009 GMC Envoy 2003-2008 ISUZU
Amazon.com
$71.43
$75.19
2X Oxygen Sensor Upstream+Downstream For 2001-2004 Chevrolet Impala
eBay
Free shipping
$71.43
$75.19
2X Oxygen Sensor Upstream+Downstream For 2001-2004 Chevrolet Impala
eBay
$161.50
$190.00
02 03 04 Rebuilt Chevy Trailblazer Gauge Cluster W/ Dic
eBay
15% off
$161.50
$190.00
02 03 04 Rebuilt Chevy Trailblazer Gauge Cluster W/ Dic
eBay
$82.95
2003-2009 Chevrolet Trailblazer HVAC Blower Motor And Resistor Kit Autopart Premium Front 03-09 Chevrolet HVAC Blower Motor And Resistor Kit
Parts Geek
$82.95
2003-2009 Chevrolet Trailblazer HVAC Blower Motor And Resistor Kit Autopart Premium Front 03-09 Chevrolet HVAC Blower Motor And Resistor Kit
Parts Geek
$64.95
TRQ 2003-04 Chevrolet Trailblazer EXT V8 5.3L Upstream Right O2 Oxygen Sensor OSA61654
1A Auto
2
$64.95
TRQ 2003-04 Chevrolet Trailblazer EXT V8 5.3L Upstream Right O2 Oxygen Sensor OSA61654
1A Auto
$48.99
2003-2005 Chevrolet Trailblazer EXT O2 Oxygen Sensor | 2-Pc Direct-Fit | Heated | A-Premium APOS0905
A-Premium
$48.99
2003-2005 Chevrolet Trailblazer EXT O2 Oxygen Sensor | 2-Pc Direct-Fit | Heated | A-Premium APOS0905
A-Premium
$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
$39.69
2X Oxygen O2 Sensor Up & Downstream For 2002-2003 Chevrolet Trailblazer 4.2L
eBay
Free shipping
$39.69
2X Oxygen O2 Sensor Up & Downstream For 2002-2003 Chevrolet Trailblazer 4.2L
eBay
$40.99
2003 Chevrolet Trailblazer L6 4.2L Downstream O2 Oxygen Sensor
AM Auto Parts
Free shipping
$40.99
2003 Chevrolet Trailblazer L6 4.2L Downstream O2 Oxygen Sensor
AM Auto Parts
$45.99
2002-03 Chevrolet Trailblazer L6 4.2L Upstream O2 Oxygen Sensor
AM Auto Parts
Free shipping
$45.99
2002-03 Chevrolet Trailblazer L6 4.2L Upstream O2 Oxygen Sensor
AM Auto Parts
$22.25
Ywim 4 Wire Upstream Front O2 Oxygen Sensor Replacement For Chevrolet 2003-2002 Trailblazer 4.2L,Replaces234-4112 75-2540 ES20117
Amazon.com
11
Free shipping
$22.25
Ywim 4 Wire Upstream Front O2 Oxygen Sensor Replacement For Chevrolet 2003-2002 Trailblazer 4.2L,Replaces234-4112 75-2540 ES20117
Amazon.com
$45.99
2003 Chevrolet Trailblazer EXT V8 5.3L Upstream Right O2 Oxygen Sensor
AM Auto Parts
Free shipping
$45.99
2003 Chevrolet Trailblazer EXT V8 5.3L Upstream Right O2 Oxygen Sensor
AM Auto Parts
$26.99
2002-2005 Chevrolet Blazer O2 Oxygen Sensor | 1-Pc Direct-Fit | Heated | A-Premium OS128
A-Premium
$26.99
2002-2005 Chevrolet Blazer O2 Oxygen Sensor | 1-Pc Direct-Fit | Heated | A-Premium OS128
A-Premium
$65.99
2003 Chevrolet Trailblazer EXT V8 5.3L Upstream Right O2 Oxygen Sensor
AM Auto Parts
Free shipping
$65.99
2003 Chevrolet Trailblazer EXT V8 5.3L Upstream Right O2 Oxygen Sensor
AM Auto Parts
$104.07
2002-2003 Chevrolet Trailblazer Control Arm Kit Autopart Premium Front 02-03 Chevrolet Control Arm Kit
Parts Geek
$104.07
2002-2003 Chevrolet Trailblazer Control Arm Kit Autopart Premium Front 02-03 Chevrolet Control Arm Kit
Parts Geek
$20.31
2002-2003 Chevrolet Trailblazer Oxygen Sensor Spectra Premium Upstream 02-03 Chevrolet Oxygen Sensor
Parts Geek
$20.31
2002-2003 Chevrolet Trailblazer Oxygen Sensor Spectra Premium Upstream 02-03 Chevrolet Oxygen Sensor
Parts Geek
$31.36
Maxfavor 234-4668 Upstream Downstream O2 Oxygen Sensor For 2003 2004 2005 Chevy Silverado Suburban Avalanche Tahoe GMC Yukon Sierra Cadillac Escalade
Amazon.com
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$31.36
Maxfavor 234-4668 Upstream Downstream O2 Oxygen Sensor For 2003 2004 2005 Chevy Silverado Suburban Avalanche Tahoe GMC Yukon Sierra Cadillac Escalade
Amazon.com
$40.99
2003-04 Chevrolet Trailblazer EXT V8 5.3L Downstream Left O2 Oxygen Sensor
AM Auto Parts
Free shipping
$40.99
2003-04 Chevrolet Trailblazer EXT V8 5.3L Downstream Left O2 Oxygen Sensor
AM Auto Parts
$40.99
234-4668 Oxygen Sensor Upstream Downstream O2 Sensor Compatible With 2003 2004 2005 Chevy Silverado Tahoe Suburban Avalanche 1500 GMC Sierra Yukon XL
Amazon.com
23
Free shipping
$40.99
234-4668 Oxygen Sensor Upstream Downstream O2 Sensor Compatible With 2003 2004 2005 Chevy Silverado Tahoe Suburban Avalanche 1500 GMC Sierra Yukon XL
Amazon.com
$44.95
TRQ 2003 Chevrolet Trailblazer EXT V8 5.3L Upstream Right O2 Oxygen Sensor OSA61319
1A Auto
27
$44.95
TRQ 2003 Chevrolet Trailblazer EXT V8 5.3L Upstream Right O2 Oxygen Sensor OSA61319
1A Auto
$146.99
2003-2006 Chevrolet Trailblazer EXT 32.58 in. Drive Shaft Front Side A-Premium APDS0476
A-Premium
$146.99
2003-2006 Chevrolet Trailblazer EXT 32.58 in. Drive Shaft Front Side A-Premium APDS0476
A-Premium
$34.70
$48.19
Pair Front Sway Bar End Links For 2002 - 2003 Chevy Trailblazer Envoy
eBay
1
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27% off
$34.70
$48.19
Pair Front Sway Bar End Links For 2002 - 2003 Chevy Trailblazer Envoy
eBay
$55.98
Upstream Oxygen Sensor For 2002-2003 Chevy Trailblazer 4.2L 6 Cyl NS621TS
eBay
Free shipping
$55.98
Upstream Oxygen Sensor For 2002-2003 Chevy Trailblazer 4.2L 6 Cyl NS621TS
eBay
$139.95
03 2003 Chevrolet Trailblazer EXT Headlight Assembly Set - DIY Solutions Headlight Assembly Set
Parts Geek
$139.95
03 2003 Chevrolet Trailblazer EXT Headlight Assembly Set - DIY Solutions Headlight Assembly Set
Parts Geek
$39.95
TRQ 2003 Chevrolet Trailblazer EXT V8 5.3L Downstream Right O2 Oxygen Sensor OSA61291
1A Auto
4
$39.95
TRQ 2003 Chevrolet Trailblazer EXT V8 5.3L Downstream Right O2 Oxygen Sensor OSA61291
1A Auto
$47.95
2003-2004 Chevrolet Trailblazer EXT Upstream Oxygen Sensor - DIY Solutions
PartsGeek.com
$47.95
2003-2004 Chevrolet Trailblazer EXT Upstream Oxygen Sensor - DIY Solutions
PartsGeek.com
$29.97
2002-2003 Chevrolet Trailblazer Downstream Oxygen Sensor - Bosch
PartsGeek.com
15
$29.97
2002-2003 Chevrolet Trailblazer Downstream Oxygen Sensor - Bosch
PartsGeek.com
$29.39
Upstream Oxygen Sensor Fits Trailblazer 2002-2003 13Hbcr
eBay
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$29.39
Upstream Oxygen Sensor Fits Trailblazer 2002-2003 13Hbcr
eBay
$67.43
$114.28
2003 2004 Chevrolet Trailblazer EXT Heated Oxygen Sensor 12567127
OEM Parts For You
40% off
$67.43
$114.28
2003 2004 Chevrolet Trailblazer EXT Heated Oxygen Sensor 12567127
OEM Parts For You
$30.08
Oxygen Sensor For 2002-2005 Chevy Blazer 2003 2004 Ts996fr Oxygen
eBay
2
$30.08
Oxygen Sensor For 2002-2005 Chevy Blazer 2003 2004 Ts996fr Oxygen
eBay
$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
$33.16
Front Upper & Lower Ball Joint Compatible With Chevy Trailblazer & EXT GMC Envoy XL XUV 2002-2009, SSR 2003-2006 Buick Rainier 2004-2007 Isuzu
Amazon.com
2
$33.16
Front Upper & Lower Ball Joint Compatible With Chevy Trailblazer & EXT GMC Envoy XL XUV 2002-2009, SSR 2003-2006 Buick Rainier 2004-2007 Isuzu
Amazon.com
$66.27
Rear Oxygen Sensor For 2002-2006 Chevy Trailblazer 2003 2005 2004
eBay
$66.27
Rear Oxygen Sensor For 2002-2006 Chevy Trailblazer 2003 2005 2004
eBay
$66.67
89Bz16b Upstream Oxygen Sensor Fits 2002-2003 Chevy Trailblazer
eBay
$66.67
89Bz16b Upstream Oxygen Sensor Fits 2002-2003 Chevy Trailblazer
eBay
How to Replace Down Stream O2 Oxygen Sensor 2002-2009 Chevrolet Trailblazer
How to Replace Down Stream O2 Oxygen Sensor 2002-2009 Chevrolet Trailblazer
Jun 1, 2022
1aauto.com
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Shop 2003 Chevy Trailblazer O2 Replacement

Sponsored
About our ads
$177.00
12602802 | 2003 Chevy Trailblazer EXT 5.3L PCM ECM ECU Engine Computer
Flagship One, Inc.
$177.00
12602802 | 2003 Chevy Trailblazer EXT 5.3L PCM ECM ECU Engine Computer
Flagship One, Inc.
$57.95
2003-2005 Chevrolet Trailblazer EXT Oxygen Sensor Kit Autopart Premium 03-05 Chevrolet Oxygen Sensor Kit
Parts Geek
$57.95
2003-2005 Chevrolet Trailblazer EXT Oxygen Sensor Kit Autopart Premium 03-05 Chevrolet Oxygen Sensor Kit
Parts Geek
$164.99
AUTOSAVER88 Front Complete Struts Rear Shock Coil Spring Assembly Compatible With 2002-2009 Chevy Trailblazer 2002-2009 GMC Envoy 2003-2008 ISUZU
Amazon.com
802
Free shipping
$164.99
AUTOSAVER88 Front Complete Struts Rear Shock Coil Spring Assembly Compatible With 2002-2009 Chevy Trailblazer 2002-2009 GMC Envoy 2003-2008 ISUZU
Amazon.com
$71.43
$75.19
2X Oxygen Sensor Upstream+Downstream For 2001-2004 Chevrolet Impala
eBay
Free shipping
$71.43
$75.19
2X Oxygen Sensor Upstream+Downstream For 2001-2004 Chevrolet Impala
eBay
$161.50
$190.00
02 03 04 Rebuilt Chevy Trailblazer Gauge Cluster W/ Dic
eBay
15% off
$161.50
$190.00
02 03 04 Rebuilt Chevy Trailblazer Gauge Cluster W/ Dic
eBay
$82.95
2003-2009 Chevrolet Trailblazer HVAC Blower Motor And Resistor Kit Autopart Premium Front 03-09 Chevrolet HVAC Blower Motor And Resistor Kit
Parts Geek
$82.95
2003-2009 Chevrolet Trailblazer HVAC Blower Motor And Resistor Kit Autopart Premium Front 03-09 Chevrolet HVAC Blower Motor And Resistor Kit
Parts Geek
$64.95
TRQ 2003-04 Chevrolet Trailblazer EXT V8 5.3L Upstream Right O2 Oxygen Sensor OSA61654
1A Auto
2
$64.95
TRQ 2003-04 Chevrolet Trailblazer EXT V8 5.3L Upstream Right O2 Oxygen Sensor OSA61654
1A Auto
$48.99
2003-2005 Chevrolet Trailblazer EXT O2 Oxygen Sensor | 2-Pc Direct-Fit | Heated | A-Premium APOS0905
A-Premium
$48.99
2003-2005 Chevrolet Trailblazer EXT O2 Oxygen Sensor | 2-Pc Direct-Fit | Heated | A-Premium APOS0905
A-Premium
$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
$39.69
2X Oxygen O2 Sensor Up & Downstream For 2002-2003 Chevrolet Trailblazer 4.2L
eBay
Free shipping
$39.69
2X Oxygen O2 Sensor Up & Downstream For 2002-2003 Chevrolet Trailblazer 4.2L
eBay
$40.99
2003 Chevrolet Trailblazer L6 4.2L Downstream O2 Oxygen Sensor
AM Auto Parts
Free shipping
$40.99
2003 Chevrolet Trailblazer L6 4.2L Downstream O2 Oxygen Sensor
AM Auto Parts
$45.99
2002-03 Chevrolet Trailblazer L6 4.2L Upstream O2 Oxygen Sensor
AM Auto Parts
Free shipping
$45.99
2002-03 Chevrolet Trailblazer L6 4.2L Upstream O2 Oxygen Sensor
AM Auto Parts
$22.25
Ywim 4 Wire Upstream Front O2 Oxygen Sensor Replacement For Chevrolet 2003-2002 Trailblazer 4.2L,Replaces234-4112 75-2540 ES20117
Amazon.com
11
Free shipping
$22.25
Ywim 4 Wire Upstream Front O2 Oxygen Sensor Replacement For Chevrolet 2003-2002 Trailblazer 4.2L,Replaces234-4112 75-2540 ES20117
Amazon.com
$45.99
2003 Chevrolet Trailblazer EXT V8 5.3L Upstream Right O2 Oxygen Sensor
AM Auto Parts
Free shipping
$45.99
2003 Chevrolet Trailblazer EXT V8 5.3L Upstream Right O2 Oxygen Sensor
AM Auto Parts
$26.99
2002-2005 Chevrolet Blazer O2 Oxygen Sensor | 1-Pc Direct-Fit | Heated | A-Premium OS128
A-Premium
$26.99
2002-2005 Chevrolet Blazer O2 Oxygen Sensor | 1-Pc Direct-Fit | Heated | A-Premium OS128
A-Premium
$65.99
2003 Chevrolet Trailblazer EXT V8 5.3L Upstream Right O2 Oxygen Sensor
AM Auto Parts
Free shipping
$65.99
2003 Chevrolet Trailblazer EXT V8 5.3L Upstream Right O2 Oxygen Sensor
AM Auto Parts
$104.07
2002-2003 Chevrolet Trailblazer Control Arm Kit Autopart Premium Front 02-03 Chevrolet Control Arm Kit
Parts Geek
$104.07
2002-2003 Chevrolet Trailblazer Control Arm Kit Autopart Premium Front 02-03 Chevrolet Control Arm Kit
Parts Geek
$20.31
2002-2003 Chevrolet Trailblazer Oxygen Sensor Spectra Premium Upstream 02-03 Chevrolet Oxygen Sensor
Parts Geek
$20.31
2002-2003 Chevrolet Trailblazer Oxygen Sensor Spectra Premium Upstream 02-03 Chevrolet Oxygen Sensor
Parts Geek