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
010729001
Service Bulletin/Repair Instructions
SOME OWNERS MAY COMMENT ON THE MANUAL TRANSMISSION COMING OUT OF GEAR. TYPICALLY 1ST GEAR IS MOST AFFECTED. *TT
310101
Service Bulletin/Repair Instructions
INFORMATION ON CHECKING GROUND 110 AT THE RADIATOR CORE SUPPORT BEFORE REPLACING THE BCM FOR INTERMITTENT COMMUNICATION PROBLEMS. COMMON CODES ARE EU1031, U1041, C0243, C0244 THROUGH 248, C0253, C0255, C0268 AND C0286. *TT
00067
Service Bulletin/Repair Instructions
SUBJECT REGARDING PRODUCT SAFETY CAMPAIGN SEAT BELT BUCKLE CORRECTIONS AND CLARIFICATION. *JB
111200
Service Bulletin/Repair Instructions
SOME CUSTOMERS MAY COMPLAIN THAT THEIR FULL-SIZE PICKUP TRUCKS MAY BE HARD TO START OR INTERMITTENTLY DOES NOT START. *TT
000604053
Service Bulletin/Repair Instructions
SOME OWNERS MAY COMMENT ON A HISS NOISE AT CLOSED THROTTLE ONLY. IT MAY SOUND SIMILAR TO A BELT NOISE OR A POWER STEERING PUMP NOISE WHEN IT IS COLD. *TT
101100
Service Bulletin/Repair Instructions
SOME VEHICLES MAY EXHIBIT HIGH OIL CONSUMPTION AND / OR POSSIBLE SMOKE FROM EXHAUST. *TT
00063
Service Bulletin/Repair Instructions
GENERAL MOTORS HAS DECIDED THAT A DEFECT WHICH RELATES TO MOTOR VEHICLE SAFETY EXISTS IN CERTAIN VEHICLES. SOME OF THESE VEHICLES WERE BUILT WITH INCORRECT PAYLOAD INFORMATION ON THE VEHICLE CERTIFICATION LABEL. *TT