GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Vehicle Theft Deterrent (VTD) System Check?

--

Go to Step 2

Go to Vehicle Theft Deterrent (VTD) System Check

2

Start the vehicle using another valid key.

Is the SECURITY indicator ON?

--

Go to Step 4

Go to Step 3

3

Replace the failing key.

Refer to Programming Theft Deterrent System Components .

Is the key replacement complete?

--

Go to Vehicle Theft Deterrent (VTD) System Check

--

4

Disconnect the remote function actuator (RFA) module connector.

Is the SECURITY indicator ON?

--

Go to Step 6

Go to Step 5

5

Replace the RFA module. Refer to Remote Control Door Lock Receiver Replacement in Keyless Entry.

Did you complete the repair?

--

Go to Vehicle Theft Deterrent (VTD) System Check

--

6

Locate and repair the short in CKT 264 (DK GRN). Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Vehicle Theft Deterrent (VTD) System Check

--