K 1500 Yukon 4WD V8-5.3L VIN Z Flex Fuel (2003)
step 2.
2.
Check the vehicle's repair history.
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If the vehicle has NO history of the fuel sender / module assembly replacement, replace the Fuel Level Sensor Kit AND the Fuel Strainer Kit.
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If the vehicle is experiencing a fuel level sensor issue ONLY and has had the fuel sender / module assembly replaced with P/N's 10355739 or
10355740 that included a redesigned fuel strainer, replace the fuel level SENSOR only.
3.
Replace the fuel level sensor kit and / or the fuel strainer kit (see the Parts Information below) using the above vehicle history information. Refer
to the applicable SI procedure.
Note:
Flush the fuel tank. Failure to flush the fuel tank may result in the fuel strainers becoming restricted again.
4.
Flush the fuel tank once the fuel sender / module assembly has been removed.
Parts Information
Warranty Information
Important:
Use ONLY the appropriate Labor Operation Code. If replacing both the sensor and strainers, use Labor Operation Code L1198.
For vehicles repaired under warranty, use the table.