2003 Chevrolet Trailblazer EXT Parts

We have 44 BOXI parts in stock for the Chevrolet Trailblazer EXT (2002-2006): 6 tie rod ends, 5 sway/stabilizer bar links, 4 ball joints and parts in 20 more categories. Our fitment data covers the LT, LS, North Face, Base and 1 more submodel. Please verify fitment with your exact year, submodel and engine in the vehicle search, or check the fitment table on each product page, before you order. Doing the job yourself? Read our guide: Outer Tie Rod DIY: Replace It and Get Aligned the Same Day.

Parts available for 2003 Chevrolet Trailblazer EXT

Showing 34 in-stock parts for the 2003 Chevrolet Trailblazer EXT. Verify fitment by submodel and engine on each product page. Show all years

Tie Rod End (3)

DIY guide: Outer Tie Rod DIY: Replace It and Get Aligned the Same Day

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  BOXI 4pcs Front Inner Outer Tie Rod Fit for Buick Rainier 2004-07/Chevy SSR Trailblazer Ext/for GMC Envoy XL Xuv 2003-09/for Isuzu Ascender 2003-08/Olds Bravada/for Saab 9-7X | ES3675 ES3676 EV80965
  $42.23
  SKU BXM600070007-4
  Fits 2002-2006 Chevrolet Trailblazer EXT
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  BOXI 2pcs Front Outer Tie Rods for Buick Rainier 04-07/for Chevy SSR Trailblazer EXT/for GMC Envoy XL XUV 03-09/for Isuzu Ascender 03-08/for Oldsmobile Bravada 03-04/for Saab 9-7X 05-09 |ES3675 ES3676
  $36.09
  SKU BXM600070045-2
  Fits 2002-2006 Chevrolet Trailblazer EXT
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  BOXI Qty(2) Front Inner Tie Rod Ends Fit for Buick Rainier 2004-2007 | for Chevy SSR 2003-2006 | Trailblazer 2002-2009 | Envoy 02-09 | Ascender 03-08 | Bravada 02-04 | for Saab 9-7X 05-09 | EV80965
  $28.40
  SKU BXM600070064-2
  Fits 2002-2006 Chevrolet Trailblazer EXT

Sway/Stabilizer Bar Link (3)

DIY guide: Clunk Over Bumps? DIY Sway Bar End Link Replacement

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  BOXI K6665 K6666 (Set of 2) Front Sway Bar Stabilizer Link Kit Fit for Chevy Trailblazer 2002 2003 / for GMC Envoy 2002 2003 / for Isuzu Ascender 2003 / for Oldsmobile Bravada 2002 2003/531-165
  $22.99
  SKU BX02400073-2
  Fits 2002-2003 Chevrolet Trailblazer EXT
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  BOXI 6pcs Front & Rear Stabilizer Sway Bar End Links + Outer Tie Rods Fit for Buick Rainier Chevy SSR Trailblazer EXT GMC Envoy XL XUV Isuzu Ascender Saab 9-7X |K6668 K6667 K80824 K80825 ES3675 ES3676
  $46.56
  SKU BXM600050011-6
  Fits 2002-2006 Chevrolet Trailblazer EXT
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  BOXI 4pcs Front Rear Stabilizer Sway Bar End Links Fit for Isuzu Ascender 2003/for Oldsmobile Bravada/for GMC Envoy XL/for Chevrolet Trailblazer EXT 2002-2003 | K6666 K6665 K6668 K6667
  $24.99
  SKU BXM600070158-4
  Fits 2002-2003 Chevrolet Trailblazer EXT

Ball Joint (4)

DIY guide: Bad Ball Joint Symptoms: DIY Checks and When to Replace

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  BOXI 2pcs Front Upper Ball Joints for Buick Rainier 04-07/ for Chevy SSR Trailblazer Trailblazer EXT 02-09/for GMC Envoy XL XUV/Isuzu Ascender/for Oldsmobile Bravada/for Saab 9-7X | K6664
  $22.99
  SKU BXM00065-2
  Fits 2002-2006 Chevrolet Trailblazer EXT
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  BOXI 4pcs Front Upper and Lower Ball Joints Fit for Buick Rainier/Chevy SSR Trailblazer EXT/for GMC Envoy XL XUV/Isuzu Ascender/for Oldsmobile Bravada/for Saab 9-7X 2002-2009 - 2WD/4WD | K6663 K6664
  $32.04
  SKU BXM600070001-4
  Fits 2002-2006 Chevrolet Trailblazer EXT
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  BOXI 2pcs Front Lower Ball Joints Fit for Buick Rainier 2004-2007/for Chevy SSR Trailblazer EXT 2003-2009/for GMC Envoy XL XUV 2002-2009/for Isuzu Ascender 2003-2008/for Oldsmobile/for Saab | K6663
  $25.99
  SKU BXM600070015-2
  Fits 2002-2006 Chevrolet Trailblazer EXT
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  BOXI 6pcs Front Ball Joints & Outer Tie Rods Fit for Buick Rainier 2004-07 / Chevy SSR Trailblazer EXT/for GMC Envoy XL XUV 2003-09/ Isuzu Ascender 2003-08/ Olds/for Saab | K6663 K6664 ES3675 ES3676
  $53.99
  SKU BXM600070024-6
  Fits 2002-2006 Chevrolet Trailblazer EXT

Control Arm (2)

DIY guide: That Clunking Under Your Car: Control Arm or Sway Bar Link?

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  BOXI 4pcs Front Lower Control Arm Bracket & Lower Ball Joints for Rainier 04-07/Chevy SSR 03-06/Trailblazer/Trailblazer EXT 02-09/for GMC/Isuzu/for Oldsmobile/for Saab| K641135 K641134 K6663
  $74.45
  SKU BXM00021-4
  Fits 2002-2006 Chevrolet Trailblazer EXT
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  BOXI 4pc Front Lower Control Arm Bracket Ball Joints Fit for Buick Rainier 04-07 | for GMC Envoy Chevy Trailblazer 02-09 | for Ascender 03-08 | Bravada 02-04 | Saab 9-7X 05-07 | K641135 K641134 K6663
  $72.55
  SKU BXM00095-4
  Fits 2002-2006 Chevrolet Trailblazer EXT

Lift Support (3)

DIY guide: Hood or Trunk Won't Stay Up? Replace the Lift Supports

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  BOXI Lift Support BXC300027027-1
  $14.49
  SKU BXC300027027-1
  Fits 2002-2006 Chevrolet Trailblazer EXT
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  BOXI 2pcs Rear Glass Window Lift Supports Struts Shocks Gas Struts Shocks Springs for Chevrolet Trailblazer 2002-2008/for GMC Envoy 2002-06/for Isuzu Ascender 2003-08 | Replaces 4575 SG330052 15050924
  $21.83
  SKU BXC300027027-2
  Fits 2002-2006 Chevrolet Trailblazer EXT
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  Qty(2) BOXI Rear Liftgate Hatch Lift Supports Gas Struts Shocks Fit for Chevy Trailblazer EXT 2002-2008 / for GMC Envoy XL 2002-2006 / for Isuzu Ascender 2003-2008 | SG230062 15130343 15050911 4574
  $19.99
  SKU BXC300027030-2
  Fits 2002-2006 Chevrolet Trailblazer EXT

Climate Control Blower Motor (2)

DIY guide: Heater Fan Only Works on High or Sounds Noisy? Here Is the Fix

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  BOXI HVAC Blower Motor Assembly Replacement for Trailblaz-er Raini-er Env-oy Brava-da 9-7x | 1580581 1580185 89018747 89018669
  $44.11
  SKU BX00700054-1
  Fits 2002-2006 Chevrolet Trailblazer EXT
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  BOXI 700231 HVAC Heater Blower Motor Assembly Fits for Buick Rainier for Chevrolet Trailblazer for GMC Envoy for Saab 9-7x / Replace 52498916 89018747
  $55.59
  SKU BX00700232-1
  Fits 2002-2006 Chevrolet Trailblazer EXT

Door Lock Actuator (2)

DIY guide: One Door Won't Lock? How to Tell if It Is the Actuator

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  BOXI Door Latch & Lock Actuator Front/Rear Left Fit for Chevy Avalanche Blazer Cavalier Express Silverado Uplander 22144361 22144363 16632015 16636561
  $10.99
  SKU BX01700024-1
  Fits 2002-2006 Chevrolet Trailblazer EXT
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  BOXI Front/Rear Right Passenger Side Door Latch & Lock Actuator Assembly For Buick Century for Cadillac Escalade Chevy Impala for GMC Envoy for Pontiac Firebird 1991-2011 | 746-011 25664019 16632014
  $9.30
  SKU BX01700049-1
  Fits 2002-2006 Chevrolet Trailblazer EXT

Oxygen Sensor (1)

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  BOXI Universal Oxygen O2 Sensor Upstream/Downstream For Toyota 4Runner Corolla FJ Cruiser Highlander Prius Tundra Camry RAV4 Yaris Venza Avalon Sienna Tacoma Matrix/Chevy for Pontiac | SG1273 234-4209
  $17.28
  SKU BX03800007-1
  Fits 2002-2005 Chevrolet Trailblazer EXT

Blower Motor Resistor (1)

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  BOXI HVAC Blower Motor Resistor For Buick Rainier 2004-2007/Chevy Trailblazer/Trailblazer EXT 02-09/for GMC Envoy/Envoy XL/Envoy XUV 02-09/for Isuzu Ascender 03-08/Olds Bravada 02-04 | 89019100 RU377
  $16.79
  SKU BX06700044-1
  Fits 2002-2006 Chevrolet Trailblazer EXT

Cooling Fan Clutch (1)

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  BOXI 622-001 Electric Radiator Cooling Fan Clutch with Harness Fits for 2002-2009 Chevy Trailblazer for GMC Envoy Jimmy for Isuzu Ascender Bravada for Saab 9-7X 25790869 15293048 376734021 15-40133
  $75.99
  SKU BX01500016-1
  Fits 2002-2006 Chevrolet Trailblazer EXT

Drive Belt Tensioner (1)

DIY guide: Squealing Under the Hood? Bad Belt or Worn Tensioner

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  BOXI Automatic Belt Tensioner Assembly for Buick Rainier/Chevy Colorado Trailblazer/for GMC Canyon Envoy/for Hummer H3 H3T/for Isuzu Ascender i-280/Olds Bravada/for Saab 9-7X | 89034219 38178 419-125
  $26.99
  SKU BX03900006-1
  Fits 2002-2006 Chevrolet Trailblazer EXT

Fuel Sending Unit/Assembly (1)

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  BOXI Electric Fuel Pump Module Assembly Fits for Chevy Trailblazer for GMC Envoy 2002-2004 / Chevy SSR for Isuzu Ascender 2003-2004 / for Buick Rainier 2004 (Replaces E3549M 15077623 FG0387 FG0411)
  $45.75
  SKU BX01100020-1
  Fits 2002-2004 Chevrolet Trailblazer EXT

Hub Assembly (1)

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  BOXI Front Left/Right Wheel Hub and Bearing Assembly Fit for 02-09 Chevy Trailblazer (EXT)/ 03-06 SSR, for GMC Envoy (XL) Denali/XUV, 04-07 for Buick Rainier, 02-04 for Oldsmobile Bravada 513188
  $49.01
  SKU BX03200009-1
  Fits 2002-2006 Chevrolet Trailblazer EXT

MAF Sensor (1)

DIY guide: That Stumble Off the Line? Probably Your MAF Sensor

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  BOXI Mass Air Flow Sensor Meter MAF Fits for Buick for Cadillac Escalade for Chevrolet Avalanche Silverado Suburban Tahoe for Gmc Sierra Yukon Denali XL 2002 2003 2004-2006 25318411 25168491 15904068
  $29.99
  SKU BX02100001-1
  Fits 2003-2006 Chevrolet Trailblazer EXT

MAP Sensor (1)

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  BOXI Manifold Absolute Pressure MAP Sensor Fits for Buick Chevy for GMC for Cadillac for Pontiac | Replace OE# 12614973 09359409 16187556 16249939
  $11.58
  SKU BX03000009-1
  Fits 2003-2006 Chevrolet Trailblazer EXT

Oil Pump (1)

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  BOXI Oil Pump Compatible for Chevy Silverado 1500/Suburban 1500/Tahoe/Colorado/Escalade/Sierra 1500/Yukon XL/Rainier 4.8L 5.3L 5.7L 6.0L 6.2L | Replace 224-43645 601-2106 12586665 M295
  $37.47
  SKU BX05800004-1
  Fits 2003-2004 Chevrolet Trailblazer EXT

Power Window Regulator (1)

DIY guide: Window Won't Go Up? DIY Regulator Fix for Hum or Dropped Glass

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  BOXI 740-690 Front Driver Side Power Window Regulator Without Motor Fit for Buick for Chevrolet for GMC for Isuzu for Saab Olds / 20930663 10360625
  $38.98
  SKU BX00300113-1
  Fits 2002-2006 Chevrolet Trailblazer EXT

Throttle Body (1)

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  BOXI Fuel Injection Electronic Throttle Body Compatible for Buick Rainier 2004-2007 / for GMC Canyon Envoy Chevy Colorado Trailblazer 2004-2007 / for Pontiac Grand Prix 2005-2007/12565553 217-3349
  $63.99
  SKU BX01400003-1
  Fits 2003-2006 Chevrolet Trailblazer EXT

Timing Chain (1)

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  BOXI Timing Chain Kit for 2004-2007 TK10435-1 for Buick Rainier for Chevy Colorado Trailblazer 2.8L 4.2L 3.5L / 12571725 12568766 12575159 12598504
  $37.99
  SKU BX03400061-5
  Fits 2002-2006 Chevrolet Trailblazer EXT

VVT Solenoid (1)

DIY guide: P0011 or P0014? Check Your Oil Before Replacing the VVT Solenoid

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  BOXI Engine Camshaft Position (VVT) Variable Valve Timing Solenoid Actuator Fit for 2004-2012 Chevy Colorado for GMC Canyon / 2002-2009 Chevy Trailblazer for GMC Envoy Replace 12568078
  $18.80
  SKU BX02700027-1
  Fits 2002-2006 Chevrolet Trailblazer EXT

Water Pump (1)

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  BOXI Water Pump w/Gasket Fits for 2004-2007 for Buick Rainier/ 2004-2012 for Chevy Colorado/ 2002-2009 for Chevy Trailblazer for GMC Envoy/ 2004-2012 for GMC Canyon 252-822 89036357
  $29.33
  SKU BX03600003-1
  Fits 2002-2006 Chevrolet Trailblazer EXT

Window Regulator and Motor Assembly (1)

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  BOXI 741-690 Front Driver Side Power Window Regulator with Motor Fit for Buick Chevy for GMC for Isuzu for Oldsmobile Saab/Black 20930663 10360625
  $53.95
  SKU BX00300111-1
  Fits 2002-2006 Chevrolet Trailblazer EXT

Chevrolet Trailblazer EXT coverage by submodel

Chevrolet Trailblazer EXT parts: common questions

Which Chevrolet Trailblazer EXT years and submodels do you cover?

Our catalog covers Chevrolet Trailblazer EXT model years 2002-2006. The fitment table above lists the 5 submodels we have data for. Each product page shows a Vehicle Fitment Guide with the exact years, submodels and engines it fits.

How do I verify that a part fits my Chevrolet Trailblazer EXT?

Use the vehicle search to select your exact year, submodel and engine. Only compatible parts are shown. You can also check the fitment table on any product page and compare the OE or interchange number in the product title with your old part.