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Four Seasons 98607 HVAC Heater Core
| Brand | Four Seasons 98607 |
|---|---|
| Length | 8-1/4 |
| Thickness | 1-7/8 |
| Width | 6 |
| Core Material | Aluminum |
| Adjustable Pipe Positioning | No |
| Core Depth IN | 1.875 |
| Core Height IN | 8.250 |
| Core Width IN | 6.000 |
| Description | Heater cores |
| Meets / Exceeds OEM? | Yes |
| Style | Aluminum heater core |
| Tube 1 IN | 0.625 |
| Tube 1 MM | 15.875 |
| Tube 2 IN | 0.750 |
| Tube 2 MM | 19.050 |
| Type | Heater core /aluminum |
| Product line | Heater Core |
| Fits | Chevrolet, GMC, and Oldsmobile · 64 vehicles |
OE direct replacement. Meets OEM requirements for a straightforward replacement.
Aluminum core. Lightweight construction helps transfer heat efficiently.
Heater core. Built for dependable cabin heat and defrost performance.
Cross-references AMS Automotive 6867, AP Exhaust 2481 and APDI 9010171 for the same application. See all 31.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Four Seasons 98607 Heater Core Overview
The Four Seasons 98607 heater core is an aluminum HVAC heater core built for direct replacement service in select Chevrolet, GMC, and Oldsmobile applications. It is specified to meet or exceed OEM requirements and is sized for vehicles that use the listed non-A/C heater core configuration.
Four Seasons Heater Core line parts are built for repair work where accurate dimensions and OE-style fit matter. This aluminum heater core measures 8-1/4 inches long, 6 inches wide, and 1-7/8 inches thick, with tube sizes of 0.625 inch and 0.750 inch.
Key Features
- Part number: 98607
- Aluminum heater core construction
- Core dimensions: 8-1/4 in. height, 6 in. width, 1-7/8 in. depth
- Tube sizes: 0.625 in. and 0.750 in.
- Meets or exceeds OEM specifications
- Designed for heater core replacement in non-A/C applications
- Four Seasons Heater Core product line
Detailed Description
This Four Seasons 98607 heater core is a direct-fit HVAC replacement for select 1982-1994 Chevrolet S10, S10 Blazer, GMC S15, S15 Jimmy, Sonoma, Jimmy, and Oldsmobile Bravada models. It is listed for vehicles without air conditioning, including Fits 1982-1990 Chevrolet S10, Fits 1983-1990 Chevrolet S10 Blazer, Fits 1982-1990 GMC S15, Fits 1983-1990 GMC S15 Jimmy, Fits 1991-1993 Chevrolet S10, Fits 1991-1994 Chevrolet S10 Blazer, Fits 1991-1993 GMC Sonoma, Fits 1991 GMC S15 Jimmy, Fits 1992-1994 GMC Jimmy, and Fits 1991-1994 Oldsmobile Bravada.
This heater core cross-references APDI 9010171 and TYC 96069 for the same application. The Four Seasons 98607 is a practical choice when replacing a leaking or restricted heater core in a Chevrolet S10 or GMC Jimmy heating system.
What It Helps Address
- Loss of cabin heat from a leaking or clogged heater core
- Coolant odor inside the vehicle from heater core seepage
- Fogging or film on the windshield caused by HVAC coolant leakage
- Uneven or weak heat output from the heater system
- HVAC service needs on non-A/C Chevrolet, GMC, and Oldsmobile trucks and SUVs
Installation Notes and Tips
Verify the vehicle is listed as a non-A/C application before ordering. Compare the original core dimensions, tube sizes, and hose routing to the replacement part before installation. Flush the cooling system and inspect hoses, clamps, and the HVAC case for contamination or damage before installing the new heater core.
Quality Assurance
The Four Seasons 98607 heater core is manufactured to meet or exceed OEM specifications for the listed applications. Its aluminum construction and OE-style sizing support accurate replacement in the specified Chevrolet S10, GMC Jimmy, and related models.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1994 | Chevrolet | S10 Blazer | — | — | — | N/A | w/o AC; Heater Core |
| 1994 | GMC | Jimmy | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1994 | Oldsmobile | Bravada | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1993 | Chevrolet | S10 | — | — | — | N/A | w/o AC; Heater Core |
| 1993 | Chevrolet | S10 Blazer | — | — | — | N/A | w/o AC; Heater Core |
| 1993 | GMC | Jimmy | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1993 | GMC | Sonoma | — | — | — | N/A | w/o AC; Heater Core |
| 1993 | Oldsmobile | Bravada | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1992 | Chevrolet | S10 | — | — | — | N/A | w/o AC; Heater Core |
| 1992 | Chevrolet | S10 Blazer | — | — | — | N/A | w/o AC; Heater Core |
| 1992 | GMC | Jimmy | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1992 | GMC | Sonoma | — | — | — | N/A | w/o AC; Heater Core |
| 1992 | Oldsmobile | Bravada | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1991 | Chevrolet | S10 | — | — | — | N/A | w/o AC; Heater Core |
| 1991 | Chevrolet | S10 Blazer | — | — | — | N/A | w/o AC; Heater Core |
| 1991 | GMC | S15 Jimmy | — | — | — | N/A | w/o AC; Heater Core |
| 1991 | GMC | Sonoma | — | — | — | N/A | w/o AC; Heater Core |
| 1991 | Oldsmobile | Bravada | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1990 | Chevrolet | S10 | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1990 | Chevrolet | S10 Blazer | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1990 | GMC | S15 | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1990 | GMC | S15 Jimmy | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1989 | Chevrolet | S10 | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1989 | Chevrolet | S10 Blazer | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1989 | GMC | S15 | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1989 | GMC | S15 Jimmy | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1988 | Chevrolet | S10 | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1988 | Chevrolet | S10 Blazer | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1988 | GMC | S15 | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1988 | GMC | S15 Jimmy | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1987 | Chevrolet | S10 | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1987 | Chevrolet | S10 Blazer | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1987 | GMC | S15 | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1987 | GMC | S15 Jimmy | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1986 | Chevrolet | S10 | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1986 | Chevrolet | S10 Blazer | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1986 | GMC | S15 | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1986 | GMC | S15 Jimmy | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1985 | Chevrolet | S10 | 2.5L | L4 | GAS | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1985 | Chevrolet | S10 | 1.9L | L4 | GAS | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1985 | Chevrolet | S10 | 2.8L | V6 | GAS | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1985 | Chevrolet | S10 Blazer | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1985 | GMC | S15 | 2.5L | L4 | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1985 | GMC | S15 | 1.9L | L4 | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1985 | GMC | S15 | 2.8L | V6 | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1985 | GMC | S15 Jimmy | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1984 | Chevrolet | S10 | 2.0L | L4 | GAS | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1984 | Chevrolet | S10 | 1.9L | L4 | GAS | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1984 | Chevrolet | S10 | 2.8L | V6 | GAS | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1984 | Chevrolet | S10 Blazer | 2.0L | L4 | GAS | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1984 | Chevrolet | S10 Blazer | 1.9L | L4 | GAS | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1984 | Chevrolet | S10 Blazer | 2.8L | V6 | GAS | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1984 | GMC | S15 | 2.0L | L4 | GAS | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1984 | GMC | S15 | 1.9L | L4 | GAS | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1984 | GMC | S15 | 2.8L | V6 | GAS | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1984 | GMC | S15 Jimmy | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1983 | Chevrolet | S10 | 2.0L | L4 | GAS | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1983 | Chevrolet | S10 | 1.9L | L4 | GAS | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1983 | Chevrolet | S10 | 2.8L | V6 | GAS | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1983 | Chevrolet | S10 Blazer | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1983 | GMC | S15 | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1983 | GMC | S15 Jimmy | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1982 | Chevrolet | S10 | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
| 1982 | GMC | S15 | — | — | — | N/A | Compatible with models that do not have air conditioning.; Heater Core |
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