GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the Vehicle Theft Deterrent (VTD) System Check performed?

--

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. Perform the Learn procedure.

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.

Is the module replacement complete?

--

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.

Is the circuit repair complete?

--

Go to Vehicle Theft Deterrent (VTD) System Check

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