Spectra SP12E2H Fuel Pump and Sender Assembly

Fuel Pump Assembly for Heavy-Duty Trucks

The Spectra Premium fuel pump and sender assembly is built for direct replacement service in select Chevrolet and GMC heavy-duty applications. Part number SP12E2H is specified for rear-mount use and matches the original equipment performance target for the listed trucks.

Key Features

• Fuel pump and sender assembly for fuel delivery and level sensing in one unit.
• Rear-mount application with harness code requirements listed in fitment notes.
• Specified for 31-gallon tank applications.
• Engineered with manufacturing controls to meet or exceed original equipment performance targets.
• Cross-references Carter P80001S for the same application.

Detailed Description

SP12E2H is a Spectra fuel pump and sender assembly for 1994-1995 Chevrolet C3500, 1994-1995 Chevrolet K3500, 1994 Chevrolet C3500HD, 1994-1995 GMC C3500, 1994-1995 GMC K3500, and 1994 GMC C3500HD applications. This part number is used where the fuel pump module and sender are serviced together, helping restore fuel delivery and fuel level reporting in the tank. The fitment notes call for rear-mount installation, specific harness codes, and a 31-gallon tank configuration. SP12E2H is also referenced by interchange numbers 19111395 and 25028386.

Common Issues This Part Addresses

• Hard starting caused by weak or failing fuel delivery.
• Intermittent stalling from an inconsistent pump output.
• Inaccurate fuel gauge readings from a worn sender.
• Fuel starvation under load in the listed Chevrolet and GMC trucks.
• Service replacement for a damaged or nonfunctioning in-tank module.

Installation Notes and Tips

Verify the harness codes, rear-mount configuration, and 31-gallon tank requirement before ordering. The fitment notes state that the fuel tank must be inspected and cleaned before installation, and that the fuel tank lock ring and seal must be replaced or warranty coverage is void. Confirm the application against the vehicle's existing module and tank setup for Chevrolet C3500, GMC K3500, and related models.

Quality Assurance

Spectra Premium states that its engineering, manufacturing technology, and quality control are used to ensure this fuel pump and sender assembly meets or exceeds original equipment performance targets. Part number SP12E2H is built for the listed heavy-duty truck applications.