TSB Document:

• Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Buick for this TSB. Call your local Buick dealer's service department & ask for a copy of TSB# 3781.

Affected Component: ELECTRICAL SYSTEM

Summary

B3840 (PARK LAMP SIGNAL CIRCUIT LOW) AND/OR B3841 (PARK LAMP SIGNAL CIRCUIT HIGH). *TT

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