Holstein 2BMR0078K HVAC Blower Motor Resistor - Rear

HVAC Blower Motor Resistor for GM Trucks and SUVs

Restore proper blower motor speed control with the Holstein Parts HVAC Blower Motor Resistor, part number 2BMR0078K. This replacement resistor is built for select Chevrolet, GMC, and Oldsmobile applications, including Blazer, Jimmy, S10, Sonoma, and Bravada models.

Holstein Parts 2BMR0078K is a direct-fit HVAC blower motor resistor kit with connector for listed applications, helping address common cabin airflow control issues in GM heating and air conditioning systems.

Key Features

• HVAC blower motor resistor for select GM vehicles
• Kit with connector noted for listed fitments
• Direct replacement for OE-style blower speed control service
• Cross-references 973403 and 15094285 for the same application
• Fits 1995-2005 Chevrolet Blazer, N/A
• Fits 1995-2005 GMC Jimmy, N/A
• Fits 1995-2004 Chevrolet S10, N/A
• Fits 1995-2004 GMC Sonoma, N/A
• Fits 1996-2001 Oldsmobile Bravada, N/A

Product Details

The Holstein Parts 2BMR0078K blower motor resistor is used in HVAC systems to regulate fan speed across the available blower settings. It is listed for multiple Chevrolet Blazer and GMC Jimmy model years, along with Chevrolet S10, GMC Sonoma, and Oldsmobile Bravada applications. Rear-position coverage is also listed for select Suburban models, including 1999 Chevrolet C1500 Suburban, 1998-1999 Chevrolet C2500 Suburban, 1998-1999 Chevrolet K1500 Suburban, and 1998-1999 Chevrolet K2500 Suburban.

When the resistor fails, the blower motor may lose one or more speed settings or stop responding correctly. This part number 2BMR0078K is intended for vehicles that need replacement of the HVAC blower motor resistor in the original system layout.

Common Issues It Can Address

• Blower motor works only on certain speed settings
• Cabin fan stays on one speed
• No airflow from the HVAC vents at selected speeds
• Intermittent blower operation
• Loss of rear HVAC fan speed control on listed Suburban applications

Installation Notes

Verify the vehicle year, make, model, and position before ordering. This part is listed for N/A and rear positions depending on application, so match the original resistor location to the fitment data. Inspect the connector and surrounding HVAC wiring for heat damage before installation, especially on vehicles with prior resistor failure.

Quality Assurance

Holstein Parts supplies this HVAC blower motor resistor as a replacement component for the listed GM applications. Confirm fitment against the vehicle’s original part number and connector style before installation. Part number 2BMR0078K also cross-references 15652873 for the same application.