APWPART FINDER
My Vehicle Add New
  • Select Year
  • Select Make
  • Select Model
  • Select Submodel
  • Select Engine

Filter Products by

  • Radiator Number of Rows

Radiator for 2003 Chevrolet Trailblazer

We have 6 Items In-stock. Select your vehicle's Submodel to continue.

Replacement Direct Fit Radiator - Brand New

For that cooling reliability, replace your old and clogged part with this Replacement Direct Fit Radiator - Brand New! Keep your vehicle engine at safe operating temperature for efficient engine condition. This new radiator supports a wide range of domestic and import vehicles!

  • OE comparable part
  • Brand NEW, NOT remanufactured
  • Affordable replacement for broken or damaged part
  • Comes with 1-year unlimited mileage warranty

Replacement brand parts are the most affordable solution for your replacement needs! Replacement specializes in a wide range of OE comparable auto parts including body parts, lighting, electrical, brakes, suspension, intake, exhaust, cooling and heating parts. All Replacement brand items are backed by 1-year, unlimited-mileage warranty.

Replacement Radiator, 1, 18.11 X 26.69 X 1.02 In., 18 X 27 In. Core
$123.56 List Price $641.49 Save $517.93 Availability: In Stock
  • APW Bestseller
  • Free Ground Shipping
  • Low Price Guarantee
Earn Double
AutoPoints
Intead of 124,
  • SKU#: P2458
  • Color/Finish: Natural
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Tank Material: Plastic
  • Anticipated Ship Out Time: 1-2 Business Days
  • Automatic Transmission Cooler: Yes
  • Core Material: Aluminum
  • Engine Oil Cooler: No
  • Inlet Location: Top Passenger side
  • Inlet Size: 1.31 in.
  • Notes: 2.25 x 27.38 in. top header; 2.25 x 27.17 in. bottom header
  • Outlet Location: Bottom Driver Side
  • Outlet Size: 1.56 in.
  • Replaces DPI Number: 2458
  • Replaces OE Number: 15196385
  • Replaces Partslink Number: GM3010420
  • Warranty: 1-year, unlimited-mileage warranty
see more Fits the following 2003 Chevrolet Trailblazer submodels:
  • 6 Cyl 4.2L | LTZ, North Face, LS, LT
Rating: (see review/s)

"The part was good i was not happy that i had to buy another radiator cap and wait a week to get it when it says nothing about it in your ad i was not happy to have my car down for a week and had to send an extra $ 26.99 + shipping to get a part that should have been told to me that my old cap would not work in the future you should let the customer know they need this with the after market parts." posted by: tony on February 20, 2014

"overaall good. I ordered at thanksgiving so it took 11 ddays to get the radiator." posted by: jeff on December 12, 2007

CSF New OE replacement Radiator

Across the world, CSF automotive parts are devoted to superior quality and cover more than 2100 popular import vehicles applications. Backed by this commitment is an Industry Leading Warranty on Radiators and distributed in shock-resistant packages that keeps the quality at its best. CSF offers the overall unsurpassed value!

CSF Radiator is the most suitable replacement unit of choice if it is time to service existing part. This CSF product is precisely engineered to fit and function perfectly as it meets and exceeds OE specifications. It would perform as competently as the original Radiator that came with the vehicle as it came out fresh from the manufacturing plant.

Features:

  • Constructed under ISO 9000 certified quality systems
  • No modifications require when installing
CSF Radiator, 1, 18.13 X 27.06 X 0.94 In., 18 X 27 In. Core
$131.47 List Price $155.13 Save $23.66 Availability: In Stock
  • APW Bestseller
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
  • SKU#: CSF3107
  • Product Fit: Direct Fit
  • Recommended Use: OE Replacement
  • Tank Material: Plastic
  • Anticipated Ship Out Time: 1-2 Business Days
  • Automatic Transmission Cooler: Yes
  • Core Material: Aluminum
  • Engine Oil Cooler: No
  • Inlet Size: 1.38 in.
  • Outlet Size: 1.56 in.
  • Replaces DPI Number: 2458
  • Warranty: 2-year limited warranty
see more Fits the following 2003 Chevrolet Trailblazer submodels:
  • 6 Cyl 4.2L | LTZ, North Face, LS, LT
Rating: (see review/s)

"The radiator was not an exact oem. match, plus it leaked at bottom tank to core seam. Wasted time & money." posted by: overheated on April 26, 2012

"good product fit like oem , the onlything there were no instructions and the fitting to my trans were diffren but all i had to do was take off the other fitting off my car to make it work . not a big deal but there is nothing tell you in the box you have to do that . but overal a good product" posted by: on September 11, 2011

Silla New OE replacement Radiator

Distinguished for outstanding, reliable and efficient performance, Silla OE replacement radiators are engineered and manufactured under the highest quality standards to effectively boost engine functions.
Silla Radiator, 1, 18 X 26.5 X 1 In., 18 X 27 In. Core
$150.72 List Price $177.85 Save $27.13 Availability: In Stock
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
  • SKU#: SILLA2625A
  • Product Fit: Direct Fit
  • Recommended Use: OE Replacement
  • Tank Material: Plastic
  • Anticipated Ship Out Time: 1-2 Business Days
  • Core Material: Aluminum
  • Inlet Location: Top right
  • Inlet Size: 1.25 in.
  • Outlet Size: 1.5 in.
  • Replaces DPI Number: 2458
  • Replaces OE Number: 8524729630
  • Warranty: Lifetime limited warranty
see more Fits the following 2003 Chevrolet Trailblazer submodels:
  • 6 Cyl 4.2L | LTZ, North Face, LS, LT
Rating: (see review/s)

"Was packed well. Exact duplicate of original. No problem installing. Great price. Will buy more products from Auto Warehouse." posted by: Gary J on November 6, 2013

Spectra New Aluminum core Direct fit Radiator

Spectra Aluminum Core Direct Fit New Radiator

Spectra Premium continuously broadens innovative automotive and industrial products that surpass customers' expectations. Spectra Premium provides extensive vehicle coverage in the business with more than 94 percent of vehicle applications.

Spectra Radiators are manufactured from the highest quality materials and machines to construct the core and tanks. Engineered to the highest standards and perfect condition, Spectra Radiators experienced an endurance simulator to exceed OE standards.

Features:

  • 100 percent leak-free which sets for a quick and trouble-free installation
  • Manufactured under ISO 9001/TS 16949 quality system
  • Built from premium aluminum material that ensures product longevity
  • Accommodate various unique equipment models with accessory packs
Spectra Radiator, 1, 18.00 X 26.50 X 1.00 In., 18 X 27 In. Core
$146.41 List Price $172.76 Save $26.35 Availability: In Stock
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
  • SKU#: SPICU2458
  • Product Fit: Direct Fit
  • Recommended Use: OE Replacement
  • Tank Material: Plastic
  • Anticipated Ship Out Time: 1-2 Business Days
  • Automatic Transmission Cooler: Yes
  • Core Material: Aluminum
  • Engine Oil Cooler: No
  • Includes: Two GM 0.38 in. Quick Connect O/C adapter x 0.62 in. - 18 UNF male, disconnect tool, radiator instruction sheet
  • Inlet Size: 1.31 in.
  • Outlet Size: 1.56 in.
  • Replaces DPI Number: 2458
  • Warranty: 2-year limited warranty
see more Fits the following 2003 Chevrolet Trailblazer submodels:
  • 6 Cyl 4.2L | LTZ, North Face, LS, LT

Metrix Radiator

Metrix Radiators meet or exceed the vehicle manufacturer specifications for performance, quality, and fit. They are made from high quality corrosion resistant materials including their OE style mounting brackets and hose connections.
Metrix Radiator, 27 X 18.13 X 0.88 In., Direct Fit, OE Replacement
$171.95 List Price $338.40 Save $166.45 Availability: In Stock
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
  • SKU#: W0133-1763257
  • Tank Material: Plastic
  • Anticipated Ship Out Time: Same day - 1 business day
  • Core Material: Aluminum
Fits the following 2003 Chevrolet Trailblazer submodels:
  • 6 Cyl 4.2L | LTZ, North Face, LS, LT

More results for 2003 Chevrolet Trailblazer Radiator

GPD DIRECT FIT RADIATORS
For dependable Radiators, always rely on GPD. These Radiators are designed and manufactured from high quality components to meet or surpass OE requirements and specifications. With its high standard... (see more)