Standard Ignition S2963 Water In Fuel (WiF) Sensor Connector

Water in Fuel Sensor Connector for OE-Style Repair

Standard Ignition S2963 is a weatherproof sealed water in fuel sensor connector built for electrical repair at the fuel system. It uses a female oval connector housing with 18-gauge wiring and a 35 cm harness length for a clean replacement on supported diesel applications.

Use this connector when servicing Water In Fuel (WiF) sensor wiring on Chevrolet Silverado 2500 HD, GMC Sierra 3500 HD, and Ram diesel truck applications that call for a direct-fit connector repair. Standard Ignition S2963 also cross-references 13587186 for the same application.

Key Features

• Part number: S2963
• Water In Fuel (WiF) sensor connector for air and fuel delivery electrical repair
• Female connector with oval housing shape
• Weatherproof sealed construction
• 18 ga. wire with 35 cm harness length
• Male blade terminals with 2 terminal positions
• 0-degree bend angle for straightforward routing

Detailed Product Description

Standard Ignition S2963 is a replacement Water In Fuel sensor connector for repairing damaged, corroded, or broken fuel-system wiring. The connector uses a female oval design with a weatherproof sealed housing, 18-gauge wire, and a 1 1/2-inch housing length to support a secure electrical connection at the sensor. This part number is commonly used on diesel truck and van applications, including Chevrolet Express 2500, Chevrolet Silverado 3500 HD, GMC Savana 3500, GMC Sierra 2500 HD, and Ram 2500 and 3500 models listed in the fitment data.

For buyers searching by vehicle, this connector is a direct-fit option for select Chevrolet Silverado 2500 HD and GMC Sierra 3500 HD fuel-system repairs, as well as Ram 2500 and Ram 3500 applications. Standard Ignition S2963 is also listed with interchange references EC2866 and PT3001.

Common Repair Uses

• Broken or brittle Water In Fuel sensor connector housing
• Corroded terminals at the fuel-system connector
• Intermittent sensor signal caused by damaged wiring
• Failed electrical connection at the WiF sensor
• Service repair on diesel truck and van fuel-system harnesses

Installation Notes and Tips

Match the connector shape, terminal style, and wire gauge to the original harness before installation. Verify the vehicle uses the listed Water In Fuel sensor application and confirm the connector orientation, especially on models with front, rear, front left, front right, or rear right positions in the fitment data. Inspect the mating terminals for corrosion or heat damage before connecting the replacement harness.

Quality Assurance

Standard Ignition supplies electrical connectors for OE-style service replacement, and S2963 is built with a weatherproof sealed design for fuel-system connector repair. Confirm fitment against the vehicle listing before installation.