C 1500 Yukon 2WD V8-5.3L VIN Z Flex Fuel (2003)
Fuel Tank Unit: Service and Repair
Fuel Sender Assembly Replacement
Tool Required
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J44402 Fuel Tank Sending Unit Wrench.
Removal Procedure
1. Remove the fuel tank.
2. Disconnect the fuel lines from the sending unit, if necessary.
3. Using J 44402 , remove the sending unit lock ring.
4. Remove the lock ring, sending unit, and rubber seal. Discard the seal.
5. Clean the sending unit sealing surfaces.
Installation Procedure