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Service bulletins for the 1997 GMC Sonoma

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

46 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
0307300562004-03-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 4L60-E AUTOMATIC TRANSMISSION OIL PUMP FIRST AND SECOND DESIGN IDENTIFICATION. *TT
010730002C2003-12-04. Service bulletin. POWER TRAIN. MALFUNCTION INDICATOR LAMP (MIL) IS ON; THE TRANSMISSION IS STUCK IN THIRD GEAR; AND / OR THE INSTRUMENT CLUSTER IS INOPERATIVE. *TT
030601024A2003-12-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. RATTLE NOISE IN ENGINE. *TT
020542003-09-05. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. WINDSHIELD WIPER FAILURE DUE TO CRACKED BOULDER JOINTS ON THE CONTROLLER CIRCUIT BOARD. THIS SPECIAL POLICY COVERS THE CONDITION FOR A PERIOD OF SEVEN YEARS OR 70,000 MILES, WHICHEVER OCCURS FIRST FROM THE DATE THE VEHICLE WAS ORIGINALLY PLACED IN SERVICE REGARDLESS OF OWNERSHIP OR FOR THESE VEHICLES CURRENTLY OUTSIDE OF THIS COVERAGE UNTIL FEBRUARY 29, 2004. *TT
020542003-04-16. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR. SPECIAL POLICY ADJUSTMENT - WINDSHIELD WIPER MOTOR FAILURES. *TT
020525006A2003-03-28. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK. ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS ON VARIOUS MODELS INCLUDING THE 1995 AND 1996 ENVOY. *TT
0205250062003-02-11. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP. ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS. *TT
0410022002-11-09. Service bulletin. EQUIPMENT. INFORMATION ON OVER TORQUING OR A REVERSE BEDRAIL INSTALLATION. *TT
020730024A2002-10-11. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT. DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. *TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT
990602012D2002-09-28. Service bulletin. ENGINE AND ENGINE COOLING. SUBJECT REGARDING RUST IN COOLING SYSTEM, HEATER INOPERATIVE, BLOWS COLD AIR, ENGINE OVERHEATS (FLUSH COOLING SYSTEM). NLM
0208640072002-05-22. Service bulletin. STRUCTURE:BODY:DOOR. 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
2501022002-04-05. Service bulletin. STRUCTURE:BODY:DOOR. CONCERNS WITH EXCESSIVE EFFORT OR BREAKING OF THE THIRD DOOR HANDLE ON EXTENDED CAB PICK UPS. *TT
2709012001-12-14. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM. SUBJECT REGARDING NECESSARY RESURFACING OF THE PARK BRAKE DRUM. *JG
2208012001-11-16. Service bulletin. SEATS. CUSTOMERS MAY COMMENT THAT THE SEAT RECLINER HANDLE IS STRIPPED. *JG
990602012C2001-10-26. Service bulletin. ENGINE AND ENGINE COOLING. 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
3008002001-05-10. Service bulletin. STRUCTURE. SUBJECT REGARDING THE NEW RECLINCER ASSEMBLY. *TT
990602012B2000-05-31. Service bulletin. ENGINE AND ENGINE COOLING. 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
990602012A2000-04-07. Service bulletin. ENGINE AND ENGINE COOLING. 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
9906020121999-08-26. Service bulletin. ENGINE AND ENGINE COOLING. CONDITIONS WITH HEATER INOPERATIVE, BLOWS COLD AIR, ENGINE OVERHEATS, AND RUST IN THE COOLANT SYSTEM. *TT
7760011997-11-13. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INFORMATION CONCERNING ENGINE KNOCK/RATTLE OR TAP NOISE BEFORE ENGINE HAS REACHED OPERATING TEMPERATURE OR UNDER LIGHT LOAD CONDITIONS AT OPERATING TEMPERATURE (REPLACE PISTON AND/OR ROD ASSEMBLIES). AK
7760011997-06-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. KNOCK, RATTLE OR TAP NOISE FROM THE ENGINE BEFORE THE ENGINE HAS REACHED OPERATING TEMPERATURE OR UNDER LIGHT LOAD CONDITIONS AT OPERATING TEMPERATURE KNOCK, RATTLE OR TAP NOISE FROM THE ENGINE BEFORE THE ENGINE HAS REACHED OPERATING TEMPERATURE OR UNDER LIGHT LOAD CONDITIONS AT RATURE (REPLACE PISTON AND/OR ROD ASSEMBLIES). *TW

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.