About TRQ: TRQ is a trusted brand dedicated to making every repair a success story by combining premium parts with easy installation. Each TRQ part is engineered by a team of automotive experts to meet or exceed OEM standards, delivering enhanced performance and maximum longevity. With rigorous in-house testing, the brand ensures superior fit and function across every product line. TRQ also provides customers with best-in-class, step-by-step installation videos—so you can complete repairs with confidence, whether you're a first-time DIYer or an industry professional.
Left Hand Drive:
All of our auto parts are intended for Left Hand Drive USDM vehicles. If your vehicle is Right Hand Drive, please ensure the part is correct for your specific vehicle.
Attention California Customers:
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.
This part fits
7 vehicles spanning 1998-2005.
Fits these Makes
Select vehicle
Year
Make
Model
Description
1998-2005
Chevrolet
Blazer
Chevrolet Blazer Heater Core TRQ HCA40125
1998-2004
Chevrolet
S10 Pickup
Chevrolet S10 Pickup Heater Core TRQ HCA40125
1998-2000
GMC
Envoy
GMC Envoy Heater Core TRQ HCA40125
1998-2001
GMC
Jimmy
GMC Jimmy Heater Core TRQ HCA40125
1998-2004
GMC
S-15 Sonoma
GMC S-15 Sonoma Heater Core TRQ HCA40125
1998-2000
Isuzu
Hombre
Isuzu Hombre Heater Core TRQ HCA40125
1998-2001
Oldsmobile
Bravada
Olds Bravada Heater Core TRQ HCA40125
Part Interchange
Brand Label
Part Number
Spectra Premium
93014
DIY Solutions
HVA01017
Hollander
676-00491
This item may be interchangeable with parts from other brands with the above part numbers.
This information is provided only for reference and does not guarantee that the item you are
purchasing is identical to parts with part numbers from the brands listed above.
To confirm that this item fits your vehicle, use the above "Check Vehicle Fit" option.
Lifetime Warranty
This item is backed by our limited lifetime warranty. In the event that this item should fail due to manufacturing defects during intended use, we will replace the part free of charge. This warranty covers the cost of the part only.
FREE Shipping is standard on orders shipped to the lower 48 States (Contiguous United States). Standard shipping charges apply to Hawaii and Alaska.
Shipping is not available to a P.O. Box, APO/FPO/DPO addresses, US Territories, or Canada for this item.
Expedited is available on checkout to the United States, excluding Alaska, Hawaii.
Final shipping costs are available at checkout.
HCA40125
In Stock
Product Reviews
5.0/ 5
★★★★★★★★★★
4 reviews
5★
100%
4★
0%
3★
0%
2★
0%
1★
0%
Customer photos
★★★★★September 10, 2024
Great product
★★★★★September 10, 2024
It fits and does what it is supposed to do.
★★★★★October 6, 2021
Replacing heater core Chevy blazer 1999
I. Highly recommend this heater core to whoever needs it. Its the best choice. It fits right and it works right. This one looks like the original. I paid 59$ with tax.
★★★★★October 27, 2019
Heater core
This item was purchased to replace a more expensive Oreilly core that I bought a while back and this item was better quality it even came with the foam wrappings like the other one did not. I bought this to install in my 2002 S-10 and the fit was perfect. Thanks 1-A auto!!!!
Showing 1–4 of 4 reviews
Customer Q&A
Got a question about this part? Post it and get answers from our team.
HarveySeptember 10, 2024
Does this fit a 2001 s10 with air-conditioning ?
Yes it does. It is a big job
Scott · September 11, 2024
Showing 1–1 of 1 question
Customer service
877-844-3393
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Select Your Vehicle
Specify your vehicle's year, make and model to guarantee fit.