Chevrolet Repair Questions? Ask a Mechanic for Answers ASAP
.sorry for the delay.............Greetings...... “Hi, I’m Don (akaCustomer and I look forward to helping you!”.This is typically caused from the Door Latch SwitchThe Door Latch Switch sends a Ground to the Driver Door ModuleThe Driver Door Module sends a signal to the BCM (body control module), that the Door is open & shut off the TimerProblem with this issue is you need use of GM Dealer Scan Tool to Test the Latch Switch, Driver Door Module & the BCM to pinpoint the causeapprx 1 hour laborTRY THISUsing some Spray Lubricant (wd40, PB Blaster, etc) spray liberal amount into Door Latch located on the side of the DoorOpen & close the Door "numerous times", while spraying more lubricant into the Door Latch on each openSee if that helps
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On the Door Latch?IF so, is the Latch making contact with the SwitchPut an Ohm meter on the leads & use a tool to engage the Latch open & closed, while using the Inside Door Handle to open
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