GM GENUINE PARTS Fuel Tank Selector Switch D7089C (19244972) for Dual-Tank GM Vehicles — OE Fit, Electronics-Compatible

GM Genuine Parts D7089C (19244972) is the original-equipment fuel tank selector switch that lets drivers of dual-tank GM vehicles choose which tank supplies fuel. This selector switch is a factory-style replacement produced to GM specifications and validated by General Motors to match the fit, form, and function of the original component. It’s engineered for compatibility with the vehicle’s electronics and fuel system, providing the same operating characteristics as the part installed at the factory. The part number D7089C (19244972) identifies this specific switch for technicians and owners looking for a direct OE replacement.

How does this switch integrate with my vehicle’s fuel system?

The switch operates a valve between two fuel tanks, routing fuel from the chosen tank to the engine. It communicates with the vehicle’s electronics so the tank selection aligns with onboard monitoring and fuel gauges.

• Direct OE match for factory wiring and mounting points
• Works with vehicle electronics to maintain accurate fuel level readings
• Designed to control the valve that isolates and selects tanks

Will this part fit my GM truck or SUV with dual tanks?

This GM Genuine Parts unit is made to GM OE specifications and intended as the recommended replacement for compatible GM vehicles equipped from the factory with dual tanks. Always confirm fit by matching the part number D7089C or 19244972 with your vehicle’s parts catalog or VIN-specific lookup.

• Match part number D7089C (19244972) for compatibility confirmation
• Designed to the same mounting and connector standards as the original
• OEM-grade fit reduces modification and installation time

What benefits does a GM Genuine Parts selector switch offer over aftermarket options?

GM Genuine Parts are engineered and tested to the automaker’s standards, providing a predictable fit and reliable operation consistent with factory performance. Choosing an OE-validated switch reduces the risk of electrical or sealing mismatches that can arise with non-OE parts.

• Manufactured to GM OE specification for consistent performance
• Backed by General Motors validation and quality control
• Compatible with original wiring harnesses and mounting brackets

How should this switch be installed and maintained?

Installation is typically done by a qualified technician who will match connectors and torque specifications to GM service guidance. Routine visual inspection of connectors and hoses helps ensure long-term operation; replace the switch if electrical faults or fuel routing problems appear.

• Install using factory mounting points and electrical connectors
• Follow GM torque and sealing recommendations during replacement
• Inspect for corrosion, damaged wiring, or fuel leaks after installation

Who is this for: GM vehicle owners and technicians seeking a direct OE replacement for a dual-tank fuel selector switch. Ideal for fleets, pickup owners, and service shops that require a factory-spec component to restore proper dual-tank operation and preserve vehicle wiring and sensor compatibility. Use the D7089C (19244972) when you want the confidence of GM-engineered parts designed to work with your vehicle’s original systems.

FAQ

Q: Is part D7089C the same as 19244972?

A: Yes. D7089C and 19244972 refer to the same GM Genuine Parts fuel tank selector switch.

Q: Can I install this switch myself?

A: A skilled DIYer can replace it, but professional installation is recommended to ensure correct wiring and sealing.