One Stop Solutions 98014 HVAC Heater Core

OE-Style Heater Core for GM Trucks and SUVs

Restore cabin heat with this One Stop Solutions HVAC heater core, part number 98014. It is built for Original Equipment form and function, with aluminum construction, cadmium-plated tubes, and individual pressure testing for consistent performance in service.

Compatible with 1998-2005 Chevrolet Blazer, 1998-2005 GMC Jimmy, 1998-2004 Chevrolet S10, 1998-2004 GMC Sonoma, and 1998-2001 Oldsmobile Bravada, this heater core supports direct replacement needs for common GM heating system repairs.

• German engineered for long service life and steady heat transfer
• Large-bore tube design for greater fluid capacity
• Aluminum core construction for OE-style replacement of copper-designed units
• Cadmium-plated tubes inside and out to help resist premature failure
• Individually pressure tested for leak verification before shipment
• Foam and related accessories included for proper fitment
• Liquid metallic paint finish with red dust covers

Detailed Product Overview

One Stop Solutions 98014 is a premium new HVAC heater core engineered to match the original equipment form and function used in GM heating systems. The aluminum core and plated tubes are selected to improve durability in demanding daily driving, work truck, and weekend off-road use. This heater core cross-references Focus Auto Parts 93014 and 394195 for the same application.

For Chevrolet Blazer, GMC Jimmy, Chevrolet S10, GMC Sonoma, and Oldsmobile Bravada applications, this part number 98014 provides a direct replacement path when the original heater core is leaking, restricted, or no longer delivering consistent heat.

Common Repair Symptoms

• Weak or uneven heat from the vents
• Coolant odor inside the cabin
• Fogging or film on the windshield from heater core leakage
• Coolant loss with no obvious external leak
• Restricted coolant flow through the HVAC heater circuit

Installation Notes

Verify vehicle fitment by year, make, and model before installation. Replace any deteriorated foam seals during service and inspect the HVAC case, hoses, and coolant connections for damage or contamination. Proper cooling system bleeding after installation helps prevent air pockets and restores normal heater performance.

Quality Assurance

Each heater core is individually pressure tested, and the aluminum construction with plated tubes is designed to support reliable operation in OE-style heating system repairs. OSC Premium heater cores are built to original equipment form and function for consistent fit and performance.