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# TB-09-08-49-005.
Affected Component: FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM
GENERAL MOTORS: FUEL GAUGE READS INACCURATE OF EMPTY, LOW FUEL INDICATOR ILLUMINATED, DTCS P0461 AND/OR P0463 SET (CHECK TERMINALS IN CONNECTOR X405). THIS CONDITION MAY BE DUE TO POOR TERMINAL TENSION AT CONNECTOR X405, RESULTING IN RESISTANCE AT THE AFFECTED CIRCUITS. INCLUDES THE IMPALA SS. *PE
