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1993
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Riviera V6-231 3.8L VIN L SFI
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Repair and Diagnosis
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Lighting and Horns
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Headlamp
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Testing and Inspection
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Headlight With Twilight Sentinel
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System Diagnosis
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Test C: Twilight Park Light Relay Test
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Table 1
Table 1
Test C: Twilight Park Relay Test (Table 1):
If test lamp lights from terminal 5 to terminal 2 with BCM display HI, check/repair BLK/PNK (692) wires. Theft Deterrent Relay (if equipped) and BCM terminal 1D4 for a short to ground.