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Service bulletins for the 2001 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.

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

By type

By component

By trouble code

Bulletins, newest first
0107300362002-02-26. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. SERVICE ENGINE SOON LAMP ILLUMINATED, INCORRECT TRANSMISSION SHIFTS, POOR PERFORMANCE OF ENGINE, TRANSMISSION SLIPPING. *YH
2709012001-12-14. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM. SUBJECT REGARDING NECESSARY RESURFACING OF THE PARK BRAKE DRUM. *JG
0908012001-11-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. CUSTOMERS MAY COMPLAIN OF EXCESSIVE OIL CONSUMPTION AND HAVING TO ADD OIL BETWEEN CHANGES. *JG
3008012001-11-20. Service bulletin. WHEELS. INFORMATION REGARDING OPERATED IN HOT CLIMATES MAY EMIT AN ODOR FROM THE UNDER HOOD RIGHT OR LEFT FRONT WHEEL AREA. *YH
1307012001-10-30. Service bulletin. FUEL SYSTEM, OTHER. INFORMATION REGARDING FUEL GAUGES THAT WON'T READ FULL WITH A FULL TANK OF FUEL. *TT
0606012001-10-30. Service bulletin. UNKNOWN OR OTHER. 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
2206012001-10-30. Service bulletin. FUEL SYSTEM, OTHER. SUBJECT REGARDING FUEL GAUGE CALIBRATION SCHEDULE. *TT
2006012001-10-29. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY. THIS MESSAGE STATES THAT THE FUEL GAUGE ON CERTAIN VEHICLES MAY NOT READ FULL WHENTHE FUEL TANK IS FULL. *TT
3004012001-10-29. Service bulletin. UNKNOWN OR OTHER. SUBJECT REGARDING HARSH SHIFTS ON AUTOMATIC TRANSMISSION. *SLC
0106012001-06-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING AN INVESTIGATION OF 2-4 BAND OR 3-4 CLUTCH DAMAGE ON 4L60E AUTOMATIC TRANSMISSION. *TT
01-6012001-06-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING INVESTIGATION OF HARSH SHIFTS ON 4L60E AUTOMATIC TRANSMISSION. *TT
0108560012001-06-26. Service bulletin. UNKNOWN OR OTHER. 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 STARTS THEN STALLS AND THE SECURITY LAMP IS FLASHING. *TT
2802012001-05-21. Service bulletin. EXTERIOR LIGHTING. SOME CUSTOMERS MAY COMMENT THAT THE HEADLIGHTS OR INTERIOR LIGHTS FLICKER WHILE DRIVING AT NIGHT. *TT
332001-05-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. CUSTOMERS MAY COMMENT THAT VEHICLES EQUIPPED WITH A 4.3L ENGINE MAY EXHIBIT A CLICK / NO START CONDITION IN COLD WEATHER, BUT STARTS AFTER REPEATED KEY CYCLES OR WHEN THE TEMPERATURE RISES ABOVE 32 DEGREES FAHRENHEIT. *TT
0301012001-04-06. Service bulletin. SEAT BELTS:FRONT:ANCHORAGE. SUBJECT PERTAINING TO SEAT BELT NONCOMPLIANCE CAMPAIGN 00067 CLARIFICATION. *TT
2012202001-04-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME ONWERS OF CERTAIN 2001 MODELS MAY COMMENT THAT THEIR VEHICLE WON'T CRANK, WON'T START, WHEN TEMPERATURES DROP BELOW 20 DEGREES. *TT
0612002001-03-27. Service bulletin. SUSPENSION:REAR. SOME VEHICLES MAY EXHIBIT A LOUD POPPING NOISE FROM THE REAR SUSPENSION AREA WHEN TRAVELING OVER BUMPS. *TT
2911002001-02-25. Service bulletin. SUSPENSION. SOME VEHICLES MAY EXHIBIT A POPPING NOISE DURING SHARP TURNING MANEUVERS OR WHEN THE VEHICLE IS DRIVEN OVER BUMPS. *TT

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