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Home >> Hummer >> 2007 >> H3 Automatic >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Remote Functions >> Diagnostic Information and Procedures >> Keyless Entry System Inoperative >> Diagnostic Aids

Diagnostic Aids

When using the J 43241  Keyless Entry Tester, inspect the keyless entry transmitter part number to determine that it is the correct model for the vehicle. An incorrect P/N transmitter may pass the test, but it will not activate the particular keyless entry system.