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Home >> GMC >> 1996 >> C3500 HD 6.5 F, Standard >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Keyless Entry System - Remote >> Operation

Keyless Entry System - Remote: Operation

When LOCK button is pressed on transmitter and keyless entry module receives a signal with a valid vehicle access code, lock function sequence is performed. Keyless entry module will lock all doors.

Unlock function is separated into 2 operations depending on how UNLOCK button is pressed on transmitter. If UNLOCK button is pressed once, only left door is unlocked. If UNLOCK button is pressed twice within 1-5 seconds, other doors will be unlocked.