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Home >> Oldsmobile >> 1998 >> LSS V6-3.8L SC VIN 1 >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Relays and Modules - Computers and Control Systems >> Body Control Module >> Description and Operation >> Entering the Diagnostic Mode
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Entering the Diagnostic Mode

To enter the MALL module Diagnostic Mode, turn the ignition switch to ON, then perform the following procedure.
1. Press and hold the power door unlock switch.
2. Cycle the headlamps six times. (Cycling of the headlamp switch must occur within 20 seconds of pressing the unlock switch.)
3. Release power door unlock switch.
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