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
PIP-4695
Service Bulletin/Repair Instructions
GM: LOSS OF POWER HESITATES ON ACCELERATION. 4.3, 4.8, 5.3, 5.7 AND 6.0 ENGINES COUPLED WITH THE 4L60E OR 4L65E MAY EXPERIENCE A CONDITION OF HESITATES, MISSES OR LOSS OF POWER UNDER ACCELERATION. THE VEHICLE MAY OPERATE AS IF IT IS IN REDUCED POWER MODE. *PE
020861003
Service Bulletin/Repair Instructions
SOME CUSTOMERS MAY COMMENT THAT THE STEP PAD(S) ATTACHED TO THE SIDE ASSIST (RUNNING BOARD) STEPS IS WARPING. *TT
010864015
Service Bulletin/Repair Instructions
SUBJECT REGARDING FRONT AND REAR SIDE DOOR ACCESS DOOR NOISE (REPLACE DOOR CHECK LINK). *JG
190901
Service Bulletin/Repair Instructions
CUSTOMERS MAY COMPLAIN ON CERTAIN MODELS INCLUDING 2002 GMC/CHEV TRUCK C3 AND 2001 CHEVROLET TRUCK C3 THE SECONDARY INFORMATION CENTER SCREEN GOING BLANK AND THE ON/OFF BUTTON NOT RESTORING THE DISPLAY. *SLC
010101
Service Bulletin/Repair Instructions
SUBJECT PERTAINING TO CENTER CONSOLE POWER DOOR REPLACEMENT PART NUMBERS *JG
191200
Service Bulletin/Repair Instructions
SUBJECT REGARDING THE PROGRAMMABLE OPERATION OF THE SECONDARY INFORMATION CENTER LOCATED IN THE CENTER CONSOLE. *TT