Standard Ignition S-1573 HVAC Variable Speed Blower Controller Module Connector - Front

HVAC Blower Controller Connector for OE Repair

Standard Ignition S-1573 is a male HVAC variable speed blower controller module connector built for electrical repair on climate control systems. It uses four female blade terminals and includes butt splices for a secure wire repair on the vehicle side harness.

Key Features

• Male HVAC blower controller module connector for electrical service work
• Four female 4-blade terminals for a direct harness connection
• Includes butt splices for wire repair
• Built with high-grade materials for strong conductivity and consistent contact
• Designed for vehicles with automatic temperature control or automatic air conditioning where specified
• Standard Ignition S-1573 cross-references Four Seasons 37263 for the same application

Detailed Description

This Standard Ignition S-1573 connector is used to restore the electrical connection at the HVAC variable speed blower controller module when the original connector is heat-damaged, brittle, or no longer making reliable contact. It is a practical repair part for Chrysler, Dodge, Jeep, Ram, Toyota, Lexus, Cadillac, and related applications where the factory connector uses a 4-blade female terminal layout. Standard Ignition builds these pigtails and sockets with materials selected to maintain conductivity and dependable terminal engagement.

Compatible vehicle coverage includes applications such as 2011-2018 Jeep Wrangler, 2011-2018 Ram 1500, 2014-2021 Ram ProMaster 1500, 2003-2007 Toyota 4Runner, 2001-2007 Toyota Sequoia, and 2004-2006 Lexus RX330. Standard Ignition S-1573 is also referenced by part number S-1573 in HVAC electrical connector searches for blower controller module repair.

Common Repair Uses

• Repairing a melted or overheated blower motor controller connector
• Restoring intermittent HVAC blower operation caused by poor terminal contact
• Replacing a cracked, loose, or corroded factory connector
• Fixing wiring damage at the climate control blower module harness
• Addressing no-speed, erratic-speed, or inoperative cabin fan complaints

Installation Notes and Tips

Verify the connector shape, terminal style, and vehicle-specific HVAC configuration before installation. Some listed applications require automatic temperature control or automatic air conditioning for proper fitment, and certain Cadillac DTS, Buick Lucerne, and Toyota applications note specific climate-control configurations. Match the existing harness layout to the four blade terminals, then splice the wires using the included butt splices and confirm a solid terminal lock before reconnecting the module.

Quality Assurance

Standard Ignition uses high-grade materials and long-term engineering experience to produce replacement pigtails and sockets for electrical repair. The S-1573 is built to address common connector failure points in HVAC blower controller circuits and to support a reliable electrical connection after repair.