Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
SB-10-08-50-003B
Service Bulletin/Repair Instructions
GENERAL MOTORS: INFORMATION PROVIDED BY BULLETIN FOR ALL 2012 AND PRIOR GENERAL MOTOR TRUCKS AND PASSENGER VEHICLES REGARDING THE ADJUSTABLE COMFORT AND CUSTOM UPHOLSTERY OF THE DRIVER AND THE PASSENGER HEAD RESTRAINT. *PE
01655
Service Bulletin/Repair Instructions
REPEAT DIAGNOSTIC TROUBLE CODE (DTC) P0410 WITH WATER IN THE AIR PUMP. *MJ
020090002
Service Bulletin/Repair Instructions
SUBJECT REGARDING LUBRICATION OF PROPELLER SHAFT DOUBLE CARDAN CV TYPE U-JOINT CENTERING BALL AND SEAT.*NLM
020701
Service Bulletin/Repair Instructions
INFORMATION ON INSTRUMENT PANEL COVER SOFT TOUCHED PAINT PEEL, BLISTER, OR CRACKING CONDITIONS, ON SOME GMC, CHVROLET, AND CADILLIAC FULL SIZE PICKUPS AND SPORT UTILITY TRUCKS. *JB
180601
Service Bulletin/Repair Instructions
SOME CUSTOMERS MAY COMMENT ABOUT A LOSS OF POWER OR EARLY AIR CLEANER REPLACEMENT AND / OR WATER IN THE AIR CLEANER. *TT
3170E
Service Bulletin/Repair Instructions
IPC, INTERIOR LIGHTS AND/OR HEADLAMPS FLICKER. *AK FB2