Universal Air HT2066C HVAC Heater Core

Heater Core for Cadillac Catera

Universal Air HT2066C is an aluminum HVAC heater core for the 1997-2001 Cadillac Catera. It is built for direct replacement service in the heating system and supports consistent cabin heat output when the original core is leaking, restricted, or no longer transferring heat properly.

Key Features

• Aluminum heater core construction
• Fits 1997-2001 Cadillac Catera, N/A
• Universal Air Heater Core Aluminum product line
• Part number HT2066C for accurate ordering and catalog lookup

Product Details

This HVAC heater core is part of Universal Air’s Heater Core Aluminum line and is intended for vehicles that use an aluminum core in the heater assembly. For Cadillac Catera owners searching for a heater core replacement, HT2066C provides a direct-fit option for the 1997, 1998, 1999, 2000, and 2001 model years. The aluminum design supports heat transfer within the HVAC system and is suited for restoring normal heater performance in the Cadillac Catera.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Fix

• Cool air from the vents when the heater should be producing heat
• Loss of cabin heat in cold weather
• Coolant seepage from a leaking heater core
• Restricted coolant flow through the HVAC heater circuit
• Fogging or odor issues caused by heater core failure

Installation Notes

Verify the vehicle’s HVAC configuration and compare the original core before installation. Drain and refill coolant as required during heater core service, and inspect hoses, clamps, and the HVAC case for wear or contamination while the system is open. Confirm fitment by matching the part number HT2066C and the listed Cadillac Catera application before assembly.

Quality Assurance

Universal Air heater core components are cataloged for specific vehicle applications to support accurate replacement selection. HT2066C is listed for the 1997-2001 Cadillac Catera, helping buyers identify the correct aluminum heater core for this platform.