P1172 Chevrolet - Fuel level sensors, primary & secondary sensor no fuel level change during fuel transfer from secondary to primary tank

Fuel level sensors, primary & secondary sensor no fuel level change during fuel transfer from secondary to primary tank. The control module detected a fault associated with the Fuel level sensors, primary & secondary sensor no fuel level change during fuel transfer from secondary to primary tank circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Chevrolet.

P1172 is a manufacturer-specific code. In this database it is documented for: Chevrolet. The same number can mean something different on other brands.

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.