GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Content Theft Deterrent (CTD) System Check?

--

Go to Step 2

Go to Content Theft Deterrent (CTD) System Check

2

Do the exterior lamps operate properly?

--

Go to Step 3

Go to Exterior Lights System Check in Lighting Systems

3

Connect a 3-amp fused jumper between CKT 624 (BLK/WHT) terminal F4 at the remote function actuator (RFA) module and ground.

Do the exterior lamps operate?

--

Go to Step 4

Go to Step 5

4

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

Did you complete the repair?

--

Go to Content Theft Deterrent (CTD) System Check

--

5

Repair the open in CKT 624 (BLK/WHT). Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Content Theft Deterrent (CTD) System Check

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