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
040308011
Service Bulletin/Repair Instructions
UNNECESSARY LEAF SPRING CLIP REPLACEMENT. *TT
010601030A
Service Bulletin/Repair Instructions
SOME OWNERS MAY COMMENT ON HIGHER THAN EXPECTED ENGINE OIL CONSUMPTION. *TT
000601023A
Service Bulletin/Repair Instructions
INFORMATION USED WHEN DIAGNOSING NOISE CONDITIONS SUCH AS ENGINE RATTLE NOISE, SPARK KNOCK AT 2000 - 2500 RPM RANGE, UNDER A MODERATE TO HEAVY LOAD WITH A WARMED UP ENGINE. *TT
000604003A
Service Bulletin/Repair Instructions
SOME CUSTOMERS MAY COMMENT ON ROUGH IDLE AFTER START UP, ESPECIALLY AFTER SETTING OVERNIGHT. *TT
010601030
Service Bulletin/Repair Instructions
SOME OWNERS MAY COMMENT ON HIGHER THAN EXPECTED ENGINE OIL CONSUMPTION, AND HAVING TO ADD OIL BETWEEN OIL CHANGES. *TT
99066D
Service Bulletin/Repair Instructions
SOME OWNERS MAY EXPERIENCE A SERVICE ENGINE SOON LIGHT, MISFIRE, ROUGH IDLE ORHARD START DUE TO A DEPOSIT BUILD-UP ON THE SEQUENTIAL CENTRAL PORT FUEL INUJECTOR (SCPI) POPPET VALVE(S). *TT
010863001
Service Bulletin/Repair Instructions
SUBJECT ON HOOD HINGE RATTLE COMING FROM EITHER OR BOTH FRONT CORNERS OF THE INSTRUMENT PANEL NEAR THE HOOD HINGE AREAS FOR 1995 - 2002 PICKUP AND UTILITY MODELS. *ET
101100
Service Bulletin/Repair Instructions
SOME VEHICLES MAY EXHIBIT HIGH OIL CONSUMPTION AND / OR POSSIBLE SMOKE FROM EXHAUST. *TT
000138008
Service Bulletin/Repair Instructions
CUSTOMERS MAY COMMENT ON NO A/C. *TT
000851001
Service Bulletin/Repair Instructions
SOME CUSTOMERS MAY COMMENT THAT THE BLACK PLASTIC HOUSING AROUND THE OUTSIDE REAR VIEW MIRROR TURNS CHALKY OR IS DULL IN COLOR. *TT
000604025
Service Bulletin/Repair Instructions
SOME CUSTOMERS MAY COMMENT THAT THE ABS LIGHT COMES ON AT HIGH SPEEDS (ABOVE 70 MPH OR 113 KM/H). UPON INVESTIGATION, A DIAGNOSTIC TROUBLE CODE C0237, REAR WHEEL SPEED SIGNAL ERRATIC, WILL BE FOUND. *TT
000604014
Service Bulletin/Repair Instructions
SOME CUSTOMERS MAY COMMENT ON HARD, NO, OR SLOW START, BACKFIRE OR KICKBACK DURING CRANK / START, GRINDING OR UNUSUAL NOISES DURING CRANK, DIAGNOSTIC TROUBLE CODE P0338. *TT
000604003
Service Bulletin/Repair Instructions
SOME CUSTOMERS MAY COMMENT ON ROUGH IDLE AFTER START UP, AND / OR A SERVICE ENGINE SOON (SES) LIGHT ILLUMINATED. *TT