Nissens 70011 HVAC Heater Core

Nissens 70011 HVAC Heater Core

The Nissens 70011 HVAC heater core is built for dependable cabin heat transfer in vehicles that use an aluminum core with plastic tanks. Its mechanically jointed cooling fins support efficient thermal exchange, while the compact core dimensions help it match the original heater core layout in the HVAC case.

For drivers searching for a heater core for Honda Civic or similar vehicle applications, this Nissens heater core 70011 offers a direct replacement path based on the listed specifications and interchange references.

Key Features

• Aluminum core material for efficient heat transfer
• Plastic tank construction
• Mechanically jointed cooling fins
• Core dimensions: 11.0200 in. height, 6.1800 in. length, 1.6500 in. width
• Pipe included: No
• Nissens part number 70011

Product Details

Nissens develops thermal management components for aftermarket use with a focus on consistent manufacturing quality. The 70011 HVAC heater core is a heater core assembly intended for vehicles that require an aluminum-and-plastic design with the listed dimensions. It is a practical choice when replacing a leaking, restricted, or heat-loss-prone heater core in the HVAC system. Cross-reference part numbers include Dorman - HELP 93559 and 811066.

What It Helps Fix

• Weak or uneven cabin heat
• Coolant odor inside the vehicle
• Fogging or film on the windshield from heater core leakage
• Coolant loss traced to the HVAC heater core
• Restricted coolant flow through the heater circuit

Installation Notes

Verify core height, length, width, tank material, and pipe configuration against the original unit before installation. Because pipes are not included, reuse or source the correct vehicle-specific connections as required. Confirm the HVAC case layout and coolant line routing on the Honda Civic or other listed application before reassembly.

Quality Assurance

Nissens positions this part within its Genuine Nissens Quality manufacturing standard, with ongoing development tied to thermal and engine-efficiency component requirements in the aftermarket.