LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Cadillac >> 2003 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 640 (Engine Controls - 5.7L - Introduction) >> Description and Operation >> Fuel System Description >> Modular Fuel Sender
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Modular Fuel Sender

WARNING: This page is about a different car, the 2004 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Modular Fuel Sender
GM20083Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 The Fuel Pump
2 The Fuel Gauge Float Arm
3 The Fuel Reservoir

The modular fuel sender assembly mounts to the threaded opening of the plastic fuel tank with a multi-lipped seal and a threaded retainer (nut). The reservoir, containing the exterior inlet strainer, the electric fuel pump and the pump strainer, maintains contact with the tank bottom. This design provides: