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April 14, 2004 Service bulletin

With the AC on, LED appears to toggle on and back off in one unique condition

Buick technical service bulletin 04142004 for 2000-2005 Buick Regal and 2000-2005 Buick Century.

Bulletin number
04142004
Component
Electrical system
Summary
With the AC on, LED appears to toggle on and back off in one unique condition. This condition is the headlamps are on, instrument panel lamps are dimmed to the lowest extreme, daytime conditions and the rear defog button is turned on and off or allowed time to timeout. Engineering investigated has determined the condition is normal. Tt

Owners of these vehicles have filed 276 complaints in the electrical category.

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