Buick Lucerne 2008–2011 — technical service bulletin
Bulletin 18226-01 · NHTSA communication 10194133 · issued Apr 14, 2021
Technical service bulletin
communication type
Electrical System
component
2008–2011
model years
7
vehicle entries
Official summary
Special Coverage Adjustment - certain vehicles the vehicle?s rear-seat bracketcould contact the vehicle?s Rear Electrical Center (REC), which can, over time, damage electrical components within the RECenclosure. If damage occurs, the components can melt or overheat, which the customer may detect by a melting odor in thevehicle. Damage could also cause the vehicle?s battery to drain,a no-start condition, or a stall. Dealers are to inspect and if repair is necessary, replace the rear electrical center (REC). Additional repairs to the fuelpump relay wiring may be required. In each case the rear s
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.