Bosch WHGM67XMOD Fuel Pump Wiring Harness

Bosch Fuel Pump Wiring Harness WHGM67XMOD

This Bosch fuel pump wiring harness is a new electrical replacement for select GM, Buick, Cadillac, Pontiac, Oldsmobile, GMC, Chevrolet, and Isuzu applications. It supports reliable fuel pump circuit connection for vehicles with internal electric fuel pumps, including many hard-to-match fitments across the 1992-2005 model years.

Key Features

• Brand: Bosch Fuel Pump Wiring Harness (New)
• Part number: WHGM67XMOD
• New electrical harness for fuel pump circuit service
• Internal pump application
• Electric fuel system use
• Package contents: 1 wire harness
• Outlet quantity: 1
• Fits many vehicles with sender, evaporative emission, California emission, RFI filter, and tank-specific configurations

Product Details

Bosch brings OE-level engineering to the aftermarket with fuel system components built to the same production and testing standards used for original equipment applications. This wiring harness is part of the Bosch Fuel Pump Wiring Harness line and is intended for direct replacement service where the original harness has heat damage, connector wear, or intermittent electrical contact. The WHGM67XMOD is listed for a wide range of fitments, including Chevrolet Silverado 1500, GMC Sierra 1500, Buick Century, Pontiac Grand Prix, and Cadillac DeVille applications.

Fits 1999-2003 Chevrolet Silverado 1500, with or without evaporative emission. Fits 1999-2003 GMC Sierra 1500, with or without evaporative emission. Fits 2000-2005 Buick LeSabre and 2000-2005 Cadillac DeVille, along with many other GM platforms listed in the fitment data.

Common Problems This Part Helps Address

• Fuel pump power loss caused by damaged wiring
• Intermittent pump operation from worn connectors
• Hard-start or no-start conditions related to fuel delivery electrical faults
• Heat-related harness deterioration near the tank or sender assembly
• Service issues on vehicles with emission-specific or tank-specific harness requirements

Installation Notes and Tips

Verify the year, make, model, and configuration notes before installation, especially on vehicles with California emissions, evaporative emission equipment, RFI filters, sender variations, or specific fuel tank sizes. Inspect the pump connector, ground points, and related terminals for corrosion or heat damage before connecting the new harness. Confirm the harness routing matches the original layout to avoid strain at the connector and to maintain secure electrical contact.

Quality Assurance

Bosch manufactures fuel system components using rigorous quality controls and testing standards aligned with original equipment production practices. The WHGM67XMOD is a new part built for dependable service in fuel pump wiring applications.