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.
PIC5953A
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone contacts to not have any Emojis loaded to any contact.
05-06-04-035E
Service Bulletin/Repair Instructions
This informational bulletin provides dealership personnel with information on flexible fuel vehicles (FFVs) and the usage of E85 fuel in GM vehicles.
PIT5399
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Apple USB cable.
PIC4310L
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
PIT5264C
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that are travelling from Canada to the United States. While in the United States they are unable to receive Turn-by-Turn directions. Due to the existing cellular provider not having roaming agreements in areas outside of Canada to support transmitting of the packet data required for Turn-By-Turn feature to operate. The customer has 3 options while traveling through the United Sates. First if the vehicle is equipped with a navigation radio they can request a "Destination Download" to the vehicle. Second if the customer uses the OnStar RemoteLink app they can send the directions to the vehicle. The third option would be to have the vehicle loaded with a "500 phone number" The customer will no longer be able to use their Hands Free Calling minutes when the new 500 phone number is loaded. If a customer chooses to restore Hands Free Calling in the future a new phone number will be assigned to the vehicle; previous phone numbers are not available.
PIC3278F
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. Technician will need to determine what type of call the customer is having that is unwanted. The vehicle may receive an incoming call just like any other phone. Typically the customer will hear the phone ringing in the vehicle. This scenario also includes incoming Bluetooth calls. One type of unwanted call can be made if the key pad is faulty the OnStar system will try to make a blue button call for shorted voltage in the circuits. The OnStar module could have an internal fault and produce a "Phone Unavailable" audio message also it may have a Diagnostic Trouble Code U1500 or B1000. Refer to diagnostics for the Diagnostic Trouble Code making sure to follow any applicable Bulletins or Preliminary Information sheets. A "Ready" or "OnStar ready" audio message heard while driving. In some cases it has been found that the customer is inadvertently pressing the ?push to talk? button on the steering wheel controls. On rare occasions, other issues in the steering column or Steering Wheel Control system may induce this concern.
PIC4310K
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
PIP5163A
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
PIC5953
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone contacts to not have any Emojis loaded to any contact.
PIC3718E
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles may have a no power or no connect concern. Technician will find that the OnStar led is red and Diagnostic Trouble Code U1500 is set. Technician will need to replace the Vehicle Communication Interface Module if the Station Identification number falls in the ranges 14,000,000 - 16,000,000 or 22,000,000 - 23,200,000.
PIT3173C
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician that fluid contamination may be directed to one of the following testing centers according to the type of fluid needing testing. Dealer should send the correct fluid to the proper testing center.
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
020604041
Service Bulletin/Repair Instructions
DIAGNOSTIC HINTS / TROUBLESHOOTING GUIDE FOR DENSO COMMON RAIL FUEL SYSTEM FOR CERTAIN MEDIUM DUTY TILT CAB AND COMMERCIAL MODELS. *TT
050527001
Service Bulletin/Repair Instructions
INFORMATION ON AIR BRAKE PARK BRAKE CHAMBER VENT HOLES TO AVOID WATER INTRUSION. *TT
030232044
Service Bulletin/Repair Instructions
EFFECT OF STEERING BOX LIMITER ADJUSTMENT ON TURNING RADIUS AND POSSIBILITY OF POWER STEERING SYSTEM DAMAGE DUE TO IMPROPER ADJUSTMENT. VARIOUS 1990-2004 MODELS. *TT
030526001
Service Bulletin/Repair Instructions
RELEASE OF NEW PARK BRAKE CABLE ASSEMBLIES AND LUBRICATION MAINTENANCE INFORMATION FOR CERTAIN MEDIUM DUTY TILT CAB MODELS. *TT
030604014
Service Bulletin/Repair Instructions
OIL PRESENT AROUND TURBO AREA, OIL LEVEL LOW, OIL PRESSURE GAUGE MAY DROP. *TT
020604060
Service Bulletin/Repair Instructions
AUTOMATIC ENGINE SHUTDOWN FEATURE. *TT
020864020
Service Bulletin/Repair Instructions
PASSENGER DOOR OUTSIDE REARVIEW MIRROR VIBRATION ON CERTAIN VEHICLES INCLUDING THE 2000 - 2001 WT500 SERIES MEDIUM DUTY TILT CAB MODELS. *TT
000138005A
Service Bulletin/Repair Instructions
SOME CUSTOMERS MAY COMMENT ABOUT INSTABILITY OF THE A/C CONDENSER OR THAT THE A/C SYSTEM IS INOPERATIVE. *TT
020232010
Service Bulletin/Repair Instructions
SUBJECT REGARDING POWER STEERING PUMP NOISE ON F MODEL MEDIUM DUTY TILT CAB MODELS WITH ISUZU 7.8L DIESEL ENGINE. *TT
020601024
Service Bulletin/Repair Instructions
ON CERTAIN VEHICLES, SUCH AS THE CHEVROLET AND GMC WT 5500 MEDIUM DUTY TILT CAB MODELS, THE ENGINES MAY EXPERIENCE ROCKER ARM DAMAGE OR ROCKER BRIDGE DAMAGE FOLLOWING OVERHAUL OF THE CYLINDER HEAD IF THE VALVE BRIDGE STUD INSTALLED DEPTH IS INCORRECT. *TT
02006A
Service Bulletin/Repair Instructions
SUBJECT REGARDING RECALL 02006A REVISION - CLUTCH MASTER CYLINDER PUSHROD WEAROUT. *TT
020730017
Service Bulletin/Repair Instructions
CONCERN WITH NO SHIFT, HARSH SHIFT, NO ENGAGEMENT, TRANSMISSION IN DEFAULT, CHECK TRANSMISSION WARNING INDICATOR ILLUMINATED, RANGE INHIBITED INDICATOR ILLUMINATED, TRANSMISSION DIAGNOSTIC TROUBLE CODES SET ON F-MODEL MEDIUM DUTY TILT CAB MODELS. *TT
02006
Service Bulletin/Repair Instructions
THIS MESSAGE ANNOUNCES RECALL 02006 REGARDING A CONDITION IN WHICH THE CLUTCH MASTER CYLINDER PUSH ROD END THAT ATTCHES TO THE CLUTCH PEDAL PIN MAY WEAR TO THE POINT OF NOT PERFORMING AS INTENDED. *TT
010604049A
Service Bulletin/Repair Instructions
CUSTOMERS MAY COMMENT ON WHITE EXHAUST SMOKE DURING START-UP IN COLD AMBIENT TEMPERATURES. *TT
020523001A
Service Bulletin/Repair Instructions
SOME CUSTOMERS AND DEALERS MAY COMMENT ON ACCELERATED UNEVEN BRAKE PAD WEAR ON SOME VEHICLE WITH FOUR-PISTON FIXED CALIPER REAR DISC BRAKES. *TT
010604049
Service Bulletin/Repair Instructions
SUBJECT REGARDING WHITE SMOKE DURING START UP,INCLUDES 1998-2002 CHEVROLET AND GMC WT 5500 SERIES MEDIUM DUTY TILT CAB MODELS. *SLC
020137002
Service Bulletin/Repair Instructions
SUBJECT REGARDING SERVICE DIAGNOSIS/RECOMMENDATIONS FOR INOPERATIVE AIR CONDITIONING SYSTEMS. *TT
020232004
Service Bulletin/Repair Instructions
SUBJECT REGARDING STEERING GEAR GREASE SEEPAGE FROM AROUND SECTOR (OUTPUT) SHAFT (INSTALL NEW SECTOR (OUTPUT) SHAFT SEALS).*JG
020603002
Service Bulletin/Repair Instructions
CUSTOMERS MAY COMPLAIN THAT THE ENGINE WILL NOT START. *JG
020604006
Service Bulletin/Repair Instructions
SOME CUSTOMERS MAY COMMENT ON SERVICE ENGINE SOON LAMP ON, MALFUNCTION INDICATOR LAMP ILLUMINATIONS INTERMITTENTLY, DIAGNOSTIC TROUBLE CODE SET, BLOWN FUSES, AND ENGINE WILL NOT START. *TT
020523001
Service Bulletin/Repair Instructions
SOME CUSTOMERS AND DEALERS MAY COMMENT ON ACCELERATED UNEVEN BRAKE PAD WEAR ON F6-7 MEDIUM DUTY TILT CAB MODELS AND H6-7 CONVENTIONAL MEDIUM DUTY MODELS. *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
010731003
Service Bulletin/Repair Instructions
CONCERNS ABOUT A SLIPPING CLUTCH OR EARLY CLUTCH FAILURE. *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
010420005
Service Bulletin/Repair Instructions
INFORMATION REGARDING CORRECT VEHICLE APPLICATION FOR EATON. 1990-2002 CHEVROLET AND GMC C-SERIES CONVENTIONAL AND T-SERIES TILT CAB MEDIUM DUTY MODELS. *YH
010602011
Service Bulletin/Repair Instructions
INFORMATION REGARDING CHEVROLET AND GMC 6-7F MEDIUM DUTY TILT CAB MODELS WITH ISUZU DIESEL ENGINE, ENGINE OVERHEATS, TEMPERATURE GAUGE READS HOT, AUDIBLE WARNING ALARM SOUNDS, AND CHECK GAUGE LAMP ON. *YH
010604037B
Service Bulletin/Repair Instructions
INFORMATION REGARDING FUEL TRANSFER PUMP INOPERATIVE. *YH
010604039
Service Bulletin/Repair Instructions
SOME VEHICLES MAY EXHIBIT A SERVICE ENGINE SOON LAMP ON, MALFUNCTION INDICATOR LAMP ILLUMINATES INTERMITTENTLY, ANTI-LOCK BRAKE SYSTEM WARNING LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODES SET, AND / OR BLOWN FUSES. *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
040601
Service Bulletin/Repair Instructions
INFORMATION REGARDING REPAIR VERSUS REPLACE GUIDELINES FOR VEHICLES WITH MANUAL TRANSMISSIONS. *SLC
010604037
Service Bulletin/Repair Instructions
TECHNICAL SERVICE BULLETIN REGARDING FUEL TRANSFER PUMP INOPERATIVE. *TT
160201
Service Bulletin/Repair Instructions
THIS MESSAGE CONCERNS CERTAIN 1997 THROUGH 2001 MEDIUM DUTY TRUCKS WITH SPICER SEVEN SPEED MANUAL TRANSMISSIONS EXHIBITING HEAVY VIBRATION THAT INCREASES WITH SPEED AND / OR AN OIL LEAK AND / OR A CRACKED ENGINE BLOCK. *TT
010604009
Service Bulletin/Repair Instructions
ON CERTAIN MODELS INCLUDING MY2000 - 2001 CHEVROLET AND GMC WT5500 SERIES, THE SERVICE ENGINE SOON (SES) INDICATOR IS ILLUMINATED WITH DIAGNOSTIC TROUBLE CODE 0226 SET. *TT
00076
Service Bulletin/Repair Instructions
SOME VEHICLES EQUIPPED WITH BENDIX ABS AIR BRAKES HAVE A CONDITION IN WHICH THE VEHICLE MAY HAVE UNWANTED TEMPORARY ABS ACTIVATION AT LOW SPEEDS. *TT
071200
Service Bulletin/Repair Instructions
CUSTOMERS OR DEALERS MAY COMPLAIN ABOUT POWER STEERING PUMP NOISE OR WHINE WHEN ENGINE IS COLD. *TT
00863008
Service Bulletin/Repair Instructions
SUBJECT REGARDING MISALIGNMENT OF AIR INTAKE DUCT WHEN CLOSING CAB. *TT
101100
Service Bulletin/Repair Instructions
SOME VEHICLES MAY EXHIBIT HIGH OIL CONSUMPTION AND / OR POSSIBLE SMOKE FROM EXHAUST. *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