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
010730010
Service Bulletin/Repair Instructions
THE PURPOSE OF THIS BULLETIN IS TO HELP TECHNICIANS DETERMINE WHEN A TORQUE CONVERTER SHOULD BE REPLACED ON ALL 2001 AND PRIOR GM PASSENGER <A TITLE="CLICK FOR MORE INFORMATION ABOUT CAR" STYLE="TEXT-DECORATION: NONE; BORDER-BOTTOM: MEDIUM SOLID GREEN;" HREF="HTTP://SEARCH.TARGETWORDS.COM/U.SEARCH?X=5977|1||||CARS|AA1VDW">CAR</A>S AND TRUCKS. *TT *AR
031803
Service Bulletin/Repair Instructions
A CLUNK NOISE COMING FROM UNDER THE HOOD THAT ALSO CAN BE FELT IN THE STEERING WHEEL. *TT *JB
121202
Service Bulletin/Repair Instructions
NEW TRANSMISSION OIL COOLING SYSTEM FLUSHING TOOL. 1998 AND 2003 CHEVROLET AND GMC MEDIUM DUTY TRUCKS EQUIPPED WITH 4L80E AUTOMATIC TRANSMISSIONS. *TT
040202
Service Bulletin/Repair Instructions
SUBJECT REGARDING BATTERY DRAIN. *TT
041201
Service Bulletin/Repair Instructions
INFORMATION ON CUSTOMERS REPORTING INTERMITTENT STALL OR NO START CONDITION. *TT
011101
Service Bulletin/Repair Instructions
ON SOME VEHICLES AS WELL AS CREW CAB PICK-UPS, CUSTOMERS USING A CHILD RESTRAINT ON THE SECOND ROW BENCH SEAT MAY COMMENT THAT EITHER OUTBOARD SEATBELT RETRACTOR, UPON RETRACTION, MAY APPEAR THAT THE BELT DOES NOT AUTOMATICALLY LOCK. *TT
161001
Service Bulletin/Repair Instructions
SOME 2001 AND 2002 3500 SERIES VEHICLES MAY EXHIBIT A HVAC THAT OPERATES ERRATICALLY BY LOSS OF TEMPERATURE, MODE OR BLOWER SPEED CONTROL, OR THE BLOWER RUN AT KEY OFF. *TT
151001
Service Bulletin/Repair Instructions
INFORMATION ON CAR AND LIGHT DUTY TRUCKS EQUIPPED WITH 4L60E AND 4L65E AUTOMATIC TRANSMISSIONS EXHIBITING DIAGNOSTIC TROUBLE CODE P0756 FOR 2-3 SHIFT VALVE PERFORMANCE THAT IS SET WHEN THE PCM DETECTS A 4-3, 3-4 SHIFT PATTERN. *TT
111001
Service Bulletin/Repair Instructions
INFORMATION FOR CUSTOMERS THAT REPORTEDLY ARE HAVING DIFFICULTIES PROGRAMMING THEIR HOME LINK TRANSMITTER. *TT
270901
Service Bulletin/Repair Instructions
CUSTOMERS MAY COMMENT THAT AIR BLOWS FROM THE INSTRUMENT PANEL VENTS. *SLC
050901
Service Bulletin/Repair Instructions
SUBJECT REGARDING CERTAIN MODELS INCLUDING 2001-2002 CHEVROLET AND GMC GMT 800 RPL LB7 6600 DURAMAX DIESEL ENGINE FAILURES. *SLC
010501
Service Bulletin/Repair Instructions
INFORMATION ON LOW EFFORT PARKING BRAKE SYSTEM ON ALL 15 AND 25 SERIES FULL-SIZE PICK-UPS AND UTILITY VEHICLES, 1999 THROUGH 2001. *TT
300101
Service Bulletin/Repair Instructions
INFORMATION TO DEALERS ON DISABLING THE DAYTIME RUNNING LIGHTS, COMMONLY KNOWN AS THE DRL SYSTEM. THIS FEATURE IS AVAILABLE ON 2000 THROUGH 2001 FULL-SIZE LIGHT DUTY PICK-UPS AND FULL-SIZE SPORT UTILITY TRUCKS. *TT
010101
Service Bulletin/Repair Instructions
SUBJECT REGARDING LOCKOUT PREVENTION FEATURE, OPERATOR OVERRIDE PROCEDURE. *SLC
00109
Service Bulletin/Repair Instructions
GENERAL MOTORS HAS DECIDED THAT CERTAIN 2001 CHEVROLET AND GMC S PICKUP TRUCKS EQUIPPED WITH A V6 ENGINE MAY HAVE BEEN BUILT WITH AN INCORRECTLY ORIENTED ENGINE OIL COOLER HOSE. *TT
000864018
Service Bulletin/Repair Instructions
SOME C/K UTILITY MODELS MAY EXHIBIT AN INOPERATIVE REAR DOOR WINDOW. *TT
011200
Service Bulletin/Repair Instructions
SOME LIGHT DUTY TRUCKS EQUIPPED WITH 4L60E AUTOMATIC TRANSMISSION MAY EXHIBIT A TRANSMISSION SHIFT LEVER THAT IS DIFFICULT TO GET OUT OF THE PARK POSITION. THIS CONDITION IS MOST LIKELY TO OCCUR WHEN THE VEHICLE IS PARKED ON AN INCLINE OR WHEN A TIRE IS COMPRESSED AGAINST A CURB. *TT
091000
Service Bulletin/Repair Instructions
CONCERNS WITH A CAM SENSOR THAT SETS THE PCM CODE P0341, 342, OR 343 OR ANY COMBINATION THEREOF AND / OR ANY CRANK SENSOR CONCERN THAT SETS A PCM CODE P0335 OR 336 OR ANY COMBINATION THEREOF. *TT
250900
Service Bulletin/Repair Instructions
SUBJECT REGARDING STEERING WHEEL LOCK. *TT
3170E
Service Bulletin/Repair Instructions
IPC, INTERIOR LIGHTS AND/OR HEADLAMPS FLICKER. *AK FB2