1998 GMC Sonoma
TSBs (Technical Service Bulletins)
Technical Service Bulletins (TSBs) for the 1998 Sonoma are official communications between GMC & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.
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TSB #270901
SUBJECT REGARDING NECESSARY RESURFACING OF THE PARK BRAKE DRUM. *JG Read More »
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TSB #020525006
ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS. *TT Read More »
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TSB #020525006A
ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS ON VARIOUS MODELS INCLUDING THE 1995 AND 1996 ENVOY. *TT Read More »
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TSB #040603002
DIAGNOSTIC INFORMATION FOR INTERMITTENT VEHICLE NO CRANK DEAD BATTERY. *EH Read More »
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TSB #01225
ENGINE COOLANT LEAK AT INTAKE GASKET. * MJ Read More »
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TSB #990602012D
SUBJECT REGARDING RUST IN COOLING SYSTEM, HEATER INOPERATIVE, BLOWS COLD AIR, ENGINE OVERHEATS (FLUSH COOLING SYSTEM). NLM Read More »
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TSB #990602012C
SOME CUSTOMERS MAY COMMENT THAT THE HEATER IS INOPERATIVE, BLOWS COLD AIR, ENGINE MAY EXHIBIT AN OVERHEAT CONDITION OR THE COOLANT RESERVOIR HAS RUST IN IT. *TT Read More »
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TSB #990602012B
SOME CUSTOMERS MAY COMMENT THAT THE HEATER IS INOPERATIVE, BLOWS COLD AIR, ENGINE MAY EXHIBIT AN OVERHEAT CONDITION OR THE COOLANT RESERVOIR HAS RUST IN IT. *TT Read More »
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TSB #990602012A
SOME CUSTOMERS MAY COMMENT THAT THE HEATER IS INOPERATIVE, BLOWS COLD AIR, ENGINE MAY EXHIBIT AN OVERHEAT CONDITION OR THE COOLANT RESERVOIR HAS RUST IN IT. *TT Read More »
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TSB #030601024A
RATTLE NOISE IN ENGINE. *TT Read More »
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TSB #01727
4.3 L35 LU3 RATTLE OR BUZZ NOISE FROM ENGINE. SIT BULLETIN 1457619. *TT Read More »
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TSB #040605001
SERVICE ENGINE SOON (SES) LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE P0420 SET. *TT Read More »
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TSB #98120
SOME VEHICLES MAY EXHIBIT A INCREASED OIL CONSUMPTION. *YC Read More »
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TSB #98017
SOME VEHICLES MAY EXHIBIT INCREASED OIL CONSUMPTION. *YC Read More »
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TSB #98017
VALVE ROCKER ARM COVER FAILED, CAUSING OIL CNSUMPTION TO INCREASE. YD Read More »
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TSB #3081
SERVICE ENGINE SOON LIGHT AND P0300 WHEN TOWING, CRUISING UPHILL OR ON HARD ACCELERATION. *TT Read More »
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TSB #090801
CUSTOMERS MAY COMPLAIN OF EXCESSIVE OIL CONSUMPTION AND HAVING TO ADD OIL BETWEEN CHANGES. *JG Read More »
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TSB #00032
SOME CUSTOMERS MAY EXPERIENCE ILLUMINATION OF THE SERVICE ENGINE SOON (SES) LIGHT AND CODE P0300 (GENERAL MISFIRE), WITH DRIVEABILITY COMPLAINTS OF ENGINE MISFIRE, ROUGH IDLE AND HESITATION. **MR Read More »
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TSB #98017
CUSTOMER SATISFACTION CAMPAIGN INVOLVING VEHICLES EXHIBITING INCREASED OIL CONSUMPTION. *TT Read More »
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TSB #98017
EXHIBITING INCREASED OIL CONSUMPTION. *YC Read More »
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TSB #3046A
FUEL GAUGE FLUCTUATION IN PARK OR NEUTRAL. *TT Read More »
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TSB #01599
4L60E, 4L65E FORWARD AND LOW REVERSE WAVED STEEL CLUTCH PLATE APPEARANCE CHANGE. *TT Read More »
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TSB #010730002C
MALFUNCTION INDICATOR LAMP (MIL) IS ON; THE TRANSMISSION IS STUCK IN THIRD GEAR; AND / OR THE INSTRUMENT CLUSTER IS INOPERATIVE. *TT Read More »
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TSB #020421005A
SLIPS IN 4-WHEEL DRIVE, NOISE, VIBRATION, LEAKS, HOT ODOR. *TT Read More »
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TSB #990730016A
DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT Read More »
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TSB #020421005
SOME VEHICLES WILL NOT MOVE WHEN 4-WHEEL DRIVE IS REQUESTED, NOISE, SHUDDER, POOR PERFORMANCE, TRANSMISSION / TRANSFER CASE SLIPS, TRANSMISSION WILL NOT UPSHIFT, SLIPS IN 4-WHEEL DRIVE. *TT Read More »
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TSB #030730056
4L60-E AUTOMATIC TRANSMISSION OIL PUMP FIRST AND SECOND DESIGN IDENTIFICATION. *TT Read More »
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TSB #020730024A
DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. *TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT Read More »
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TSB #PIP5340A
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLE THAT AFTER A TRANSMISSION OR TORQUE CONVERTER REPLACEMENT THE VEHICLE MAY HAVE A HARSH 1-2 UPSHIFT AND THE CHECK ENGINE LIGHT OR SERVICE ... Read More »
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TSB #3300
4WD MODELS WITH NOISE, VIBRATION ON DRY PAVEMENT. *EH Read More »
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TSB #3031A
DRIVER INFORMATION CENTER (DIC) STAYS IN BULB CHECK. *TT Read More »
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TSB #3130
INSTRUMENT CLUSTER PRNDL INOPERATIVE AND OR BATTERY LIGHT ON. *SC Read More »
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TSB #3777
FUEL AND TEMPERATURE GAUGE INOPERATIVE, LOW FUEL AND BATTERY LIGHT ON, PRNDL INOPERATIVE. *TT Read More »
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TSB #250202
INFORMATION ON REPLACING CORRODED TRAILER PRE-WIRE HARNESS AT THE REAR BUMPER. *TT Read More »
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TSB #00502B
DAYTIME RUNNING LAMPS (DRLS) TURN OFF TEMPORARILY WHILE THE TURN SIGNALS ARE ACTIVATED. *TT Read More »
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TSB #300800
SUBJECT REGARDING THE NEW RECLINCER ASSEMBLY. *TT Read More »
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TSB #01136C
CLUNK NOISE FELT THROUGH FLOOR PAN. *TT Read More »
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TSB #57
WATER LEAK IN FRONT FLOOR CARPET AREA. GM TECH LINK. *TT Read More »
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TSB #020857004
SUBJECT REGARDING GENERAL WATERLEAK GUIDE. *TT Read More »
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TSB #4114
CLUNK NOISE FELT THROUGH THE FLOOR PAN. *KB Read More »
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TSB #020864007
SOME CUSTOMERS MAY COMMENT THAT THE THIRD DOOR IS HARD TO OPEN AND/OR THE DOOR HANDLE MAY BE BROKEN FOR 1996-2002 CHEVROLET AND GMC S/T EXTENDED CAB PICKUP MODELS.. *SLC Read More »
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TSB #250102
CONCERNS WITH EXCESSIVE EFFORT OR BREAKING OF THE THIRD DOOR HANDLE ON EXTENDED CAB PICK UPS. *TT Read More »
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TSB #3227
TAILGATE CABLE SLACK. THIS INCLUDES 1998-2006 CHEVROLET AND GMC FULL AND MID SIZE TRUCKS. *EH UPDATED. *KB Read More »
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TSB #220801
CUSTOMERS MAY COMMENT THAT THE SEAT RECLINER HANDLE IS STRIPPED. *JG Read More »
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TSB #041002
INFORMATION ON OVER TORQUING OR A REVERSE BEDRAIL INSTALLATION. *TT Read More »
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TSB #020138005
REVISED HEATER / VENT MODULE REPLACEMENT. *TT Read More »
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TSB #3176A
HEAT COMING FROM VENTS WITH HVAC OFF. *TT Read More »
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TSB #060601
INFORMATION REGARDING IMPROVED BUS SEAT DECLINER ASSEMBLIES, THE HANDLE ON THE RECLINER ASSEMBLY IS ATTACHED WITH A NUMBER 20 TORQUE WITH A SHANK LENGTH OF 20 MILLIMETERS. *SLC Read More »
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TSB #010856001
SOME CUSTOMERS MAY COMMENT THAT THE SECURITY LAMP ILLUMINATES WHILE DRIVING; THE SECURITY LAMP MAY BE ON OR OFF; THE SECURITY LAMP IS ILLUMINATED; THE ENGINE CRANKS BUT WILL NOT START AND THE SECURITY LAMP IS FLASHING; AND / OR THE ENGINE ... Read More »