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1990 GMC C2500
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Lifetime Replacement
1990 GMC C2500

1990 GMC C2500 Heater Cores

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Heater Core, 8/6 Cyl., with AC
Replacement
Heater Core, 8/6 Cyl., with AC
Part Number: RC50300007
Guaranteed to Fit
$27.22
Vehicle Fitment
  • 1990 GMC C2500 Sierra SLE 8 Cyl 5.7L With AC
  • 1990 GMC C2500 Sierra SLX 8 Cyl 5.0L With AC
  • 1990 GMC C2500 Sierra 8 Cyl 5.0L With AC
  • 1990 GMC C2500 Sierra SLE 8 Cyl 5.0L With AC
  • 1990 GMC C2500 Sierra 8 Cyl 6.2L With AC
  • 1990 GMC C2500 Sierra SLE 6 Cyl 4.3L With AC
  • 1990 GMC C2500 Sierra SLE 8 Cyl 6.2L With AC
  • 1990 GMC C2500 Sierra 8 Cyl 5.7L With AC
  • 1990 GMC C2500 Sierra SLX 8 Cyl 5.7L With AC
  • 1990 GMC C2500 Sierra 6 Cyl 4.3L With AC
  • 1990 GMC C2500 Sierra SLX 6 Cyl 4.3L With AC
  • 1990 GMC C2500 Sierra SLX 8 Cyl 6.2L With AC
Product Details
Replaces OE Number : 89019173Replaces DPI Number : 8303Quantity Sold : Sold individuallyWarranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Outlet Size : 0.63 in.Interchange Part Number : 90483, 8231249, 94483, 89019173Core Dimensions : 8.25 x 7.5 x 1 in. Core sizeReturns Policy : 30-Day Return PolicyInlet Size : 0.75 in.Core Material : Aluminum
Heater Core, 8/6 Cyl
GPD®
Heater Core, 8/6 Cyl
Part Number: GPD8231249
Guaranteed to Fit
$31.99
Vehicle Fitment
  • 1990 GMC C2500 Sierra SLE 8 Cyl 5.7L
  • 1990 GMC C2500 Sierra SLX 8 Cyl 5.0L
  • 1990 GMC C2500 Sierra 8 Cyl 5.0L
  • 1990 GMC C2500 Sierra SLE 8 Cyl 5.0L
  • 1990 GMC C2500 Sierra 8 Cyl 6.2L
  • 1990 GMC C2500 Sierra SLE 6 Cyl 4.3L
  • 1990 GMC C2500 Sierra SLE 8 Cyl 6.2L
  • 1990 GMC C2500 Sierra 8 Cyl 5.7L
  • 1990 GMC C2500 Sierra SLX 8 Cyl 5.7L
  • 1990 GMC C2500 Sierra 6 Cyl 4.3L
  • 1990 GMC C2500 Sierra SLX 6 Cyl 4.3L
  • 1990 GMC C2500 Sierra SLX 8 Cyl 6.2L
Product Details
Quantity Sold : Sold individuallyWarranty : 1 year GPD limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GPD OE ReplacementCore Material : Aluminum Core
Heater Core, 8/6 Cyl., without A/C -
One Stop Solutions®
Heater Core, 8/6 Cyl., without A/C -
Part Number: OSS98484
Guaranteed to Fit
$53.99
Vehicle Fitment
  • 1990 GMC C2500 Sierra SLE 8 Cyl 5.0L without A/C
  • 1990 GMC C2500 Sierra SLE 8 Cyl 6.2L without A/C
  • 1990 GMC C2500 Sierra 8 Cyl 5.7L without A/C
  • 1990 GMC C2500 Sierra SLX 8 Cyl 5.7L without A/C
  • 1990 GMC C2500 Sierra SLE 8 Cyl 5.7L without A/C
  • 1990 GMC C2500 Sierra SLX 8 Cyl 6.2L without A/C
  • 1990 GMC C2500 Sierra SLX 8 Cyl 5.0L without A/C
  • 1990 GMC C2500 Sierra 6 Cyl 4.3L without A/C
  • 1990 GMC C2500 Sierra 8 Cyl 6.2L without A/C
  • 1990 GMC C2500 Sierra SLX 6 Cyl 4.3L without A/C
  • 1990 GMC C2500 Sierra SLE 6 Cyl 4.3L without A/C
  • 1990 GMC C2500 Sierra 8 Cyl 5.0L without A/C
Product Details
Quantity Sold : Sold individuallyWarranty : 1 year One Stop Solutions limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Heater Core, 8/6 Cyl., with A/C -
One Stop Solutions®
Heater Core, 8/6 Cyl., with A/C -
Part Number: OSS98483
Guaranteed to Fit
$48.49
Vehicle Fitment
  • 1990 GMC C2500 Sierra SLE 8 Cyl 5.7L With A/C
  • 1990 GMC C2500 Sierra SLX 8 Cyl 5.0L With A/C
  • 1990 GMC C2500 Sierra 8 Cyl 5.0L With A/C
  • 1990 GMC C2500 Sierra SLE 8 Cyl 5.0L With A/C
  • 1990 GMC C2500 Sierra 8 Cyl 6.2L With A/C
  • 1990 GMC C2500 Sierra SLE 6 Cyl 4.3L With A/C
  • 1990 GMC C2500 Sierra SLE 8 Cyl 6.2L With A/C
  • 1990 GMC C2500 Sierra 8 Cyl 5.7L With A/C
  • 1990 GMC C2500 Sierra SLX 8 Cyl 5.7L With A/C
  • 1990 GMC C2500 Sierra 6 Cyl 4.3L With A/C
  • 1990 GMC C2500 Sierra SLX 6 Cyl 4.3L With A/C
  • 1990 GMC C2500 Sierra SLX 8 Cyl 6.2L With A/C
Product Details
Quantity Sold : Sold individuallyWarranty : 1 year One Stop Solutions limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Heater Core, without AC -
4-Seasons®
Heater Core, without AC -
Part Number: FS90484
Guaranteed to Fit
$38.99
Vehicle Fitment
  • 1990 GMC C2500 All Submodels All Engines Without AC
Product Details
Notes : 7.25 in. Core Width; 8.25 in. Core Height; 1 in. Core Depth; 0.63 in. Tube 1; 0.75 in. Tube 2Quantity Sold : Sold individuallyWarranty : 1 year or 12,000-mile 4-Seasons limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Core Material : Aluminum Core
Heater Core, 8/6 Cyl., with AC -
4-Seasons®
Heater Core, 8/6 Cyl., with AC -
Part Number: FS90483
Guaranteed to Fit
$32.49
Vehicle Fitment
  • 1990 GMC C2500 Sierra SLE 8 Cyl 5.7L With AC
  • 1990 GMC C2500 Sierra SLX 8 Cyl 5.0L With AC
  • 1990 GMC C2500 Sierra 8 Cyl 5.0L With AC
  • 1990 GMC C2500 Sierra SLE 8 Cyl 5.0L With AC
  • 1990 GMC C2500 Sierra 8 Cyl 6.2L With AC
  • 1990 GMC C2500 Sierra SLE 6 Cyl 4.3L With AC
  • 1990 GMC C2500 Sierra SLE 8 Cyl 6.2L With AC
  • 1990 GMC C2500 Sierra 8 Cyl 5.7L With AC
  • 1990 GMC C2500 Sierra SLX 8 Cyl 5.7L With AC
  • 1990 GMC C2500 Sierra 6 Cyl 4.3L With AC
  • 1990 GMC C2500 Sierra SLX 6 Cyl 4.3L With AC
  • 1990 GMC C2500 Sierra SLX 8 Cyl 6.2L With AC
Product Details
Notes : 7 in. Core Width; 8.25 in. Core Height; 1 in. Core Depth; 0.63 in. Tube 1; 0.75 in. Tube 2Quantity Sold : Sold individuallyWarranty : 1 year or 12,000-mile 4-Seasons limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Core Material : Aluminum
Heater Core, 8/6 Cyl -
AC Delco®
Heater Core, 8/6 Cyl -
Part Number: AC1560059
Guaranteed to Fit
$96.49
Vehicle Fitment
  • 1990 GMC C2500 Sierra SLE 8 Cyl 5.7L
  • 1990 GMC C2500 Sierra SLX 8 Cyl 5.0L
  • 1990 GMC C2500 Sierra 8 Cyl 5.0L
  • 1990 GMC C2500 Sierra SLE 8 Cyl 5.0L
  • 1990 GMC C2500 Sierra 8 Cyl 6.2L
  • 1990 GMC C2500 Sierra SLE 6 Cyl 4.3L
  • 1990 GMC C2500 Sierra SLE 8 Cyl 6.2L
  • 1990 GMC C2500 Sierra 8 Cyl 5.7L
  • 1990 GMC C2500 Sierra SLX 8 Cyl 5.7L
  • 1990 GMC C2500 Sierra 6 Cyl 4.3L
  • 1990 GMC C2500 Sierra SLX 6 Cyl 4.3L
  • 1990 GMC C2500 Sierra SLX 8 Cyl 6.2L
Product Details
Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment Series
Page 1 of 1 | Showing 1 - 7 of 7 results

Top Rated Products

Replacement Heater Core, 8/6 Cyl., with AC
$26.99( Review)
Right part got here super quick saved my freezing tail
Dewayne B.
VERIFIED PURCHASER

Popular Products

Product Questions & Answers

AC Delco Heater Core, 8/6 Cyl -
$96.49
Q:Is this heater core manufactured in USA?
Larry
A:BEST ANSWERHi Lawrence, thank you for reaching out! Upon checking, it is not disclosed where AC Delco had this manufactured. If interested, you can click the link below to order the part while stocks last. Do not forget to check the part's fitment to your vehicle before checking out. Have a great day! https://www.carparts.com/heater-core/ac-delco/ac1560059?can=cpab2020_csqa_20240608 Show less
Andrew B.
 
2 Questions, 1 AnswerView all Q&As >

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Bad Heater Core Symptoms
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6 Signs of a Bad Radiator
6 Signs of a Bad RadiatorA common sign that something is wrong with the radiator is when your engine starts to overheat. This can be caused by a faulty thermostat. When a defective thermostat no longer opens, the engine will overheat and cause a breakdown. Leaks