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Service bulletins for the 2014 Chevrolet Sonic

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.

1507 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
02-07-30-029V2018-05-21. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING; EQUIPMENT. This informational bulletin provides information to the technician on what parts of an engine or transmission will require the PQC to be notified.
PI0938A2018-05-21. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION. This preliminary bulletin provides information on what labor operation number to use for various electrical/electronic control issues.
17-NA-0662018-05-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.
100729001C2018-05-21. Service bulletin. POWER TRAIN. This informational bulletin provides information for the 6-Speed manual transaxle (RPOs MF3, MR5, MR6, MZ0, MZ4, MZU) current service strategy for transmissions requiring internal repairs (ie: synchronizer, gear or bearing replacement) is to replace the unit as an assembly.
080730035C2018-05-21. Service bulletin. POWER TRAIN. This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
060089031E2018-05-21. Service bulletin. ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION. This informational bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification.
16NA3382018-05-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE. This Bulletin provides guidelines for Dealers required to contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.
16NA3382018-05-07. Service bulletin. POWER TRAIN. This Bulletin provides guidelines for Dealers to determine whether or not they need to contact the PQC for an engine, transmission or transfer case assembly replacement and information explaining the PQC process, Global Warranty Management Transaction submission, vehicle repair record retention and proper handling of assembly returns.
PI09382018-04-23. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. This preliminary information bulletin provides information on powertrain and various electronic/electrical control issues.
PI0324F2018-04-16. Service bulletin. POWER TRAIN. This preliminary bulletin provides a procedure to aid in diagnosing a possible faulty front transmission oil pump.
06-00-89-031C2017-12-22. Service bulletin. POWER TRAIN; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information to dealership personnel on proper engine and automatic transmission/transaxle identification.
PI1237A2017-12-22. Service bulletin. POWER TRAIN. This preliminary was created to inform the technician of a possible camshaft position exticer wheel not properly installed, if the engine was just previously repaired,and procedure on how to use the special tool to install the exciter wheels properly.
030729004I2017-12-22. Service bulletin. POWER TRAIN. This informational bulletin was created for the Manual Transmission Operating Characteristics. The different noises caused by driver habit, weather conditions , and normal manual transmission noises.
16-NA-3382017-08-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. This Bulletin provides guidelines for Dealers required to contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.
PIT54422017-08-15. Service bulletin. POWER TRAIN; EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician of an engine power reduced message on the driver information center after performing the Canada Onstar® 4G upgrade. If the concern is present park the vehicle outside and call General Motors Technical Assistance Center.
PI0965C2017-08-15. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. This preliminary bulletin provides a procedure to lube the clutch pedal pin and clutch pedal return spring to correct the customers concern of a squeaking clutch pedal.
PI0421D2017-08-15. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY:PEDAL/HAND LEVER(MOTORCYCLE). This preliminary informational bulletin provides repair information to correct a customer concern of a fluid leak from under the front of the vehicle, the clutch pedal is hard to push, returns slow, does not return all the way to the top or does not return at all.
06-00-89-026L2017-08-15. Service bulletin. SERVICE BRAKES; EQUIPMENT:ELECTRICAL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT:APPLIANCE:AIR CONDITIONER; POWER TRAIN:AXLE ASSEMBLY; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. This warranty administration bulletin provide policy information on a revised customer concern not duplicated/verified labor operation numbers and how to submit CCND.
PIP4112N2017-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating. The concern is present when coasting at low speeds of less than 15 miles per hour and then aggressively applying the throttle, or after making a hard stop followed by an aggressive throttle. This is considered normal operation of the vehicle the throttle is delayed and opened slowly up to .7 seconds to help minimize driveline lash and clunking or will have approximately .5 seconds of zero torque to allow the transmission to shift to first gear.
PIP4990A2017-08-15. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. This Preliminary Information communication provides information to the technician about vehicles with the service engine soon lamp that comes on. Technician may find Diagnostic Trouble Code U0101. Technician should review the appropriate Service Information diagnostics for DTC U0101. Also gather all other diagnostic trouble codes in the vehicle and which modules they are set in. The transmission connector pins should be checked for damaged terminals or poor terminal fit. Also inspect the under hood fuse block for damaged terminals or poor terminal fit and mis-positioned fuses in fuse block. Inspect the ground for the Transmission Control Module. Technician should refer to Service Information automatic transmission controls schematics to determine the ground identification.
PIP4990C2017-03-20. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT SOME VEHICLES MAY HAVE A SERVICE ENGINE SOON THAT COMES ON. TECHNICIAN MAY FIND A DIAGNOSTIC TROUBLE CODE U0101 CURRENT OR STORED HISTORY. TECHNICIAN SO CHECK TERMINAL PIN FIT AT TRANSMISSION CONNECTOR, UNDER HOOD FUSE BLOCK. ALSO THE TRANSMISSION CONTROL MODULE GROUND WILL NEED TO BE INSPECTED. TECHNICIAN WILL REVIEW THE APPROPRIATE SERVICE INFORMATION DIAGNOSTICS FOR DTC U0101.
PI0928C2017-03-09. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY:BELL HOUSING. THIS PRELIMINARY BULLETIN PROVIDES A PROCEDURE TO REPLACE THE 1-2-3-4 CLUTCH HOUSING IF THE CUSTOMERS CONCERN IS A BUMP, SURGE OR VIBRATION AT IDLE IN DRIVE AT A STOP.
G-2084482016-09-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 14614 - SERVICE UPDATE. REPLACE SUSPECT TRANSMISSIONS ON SUSPECT VEHICLES EQUIPPED WITH AUTOMATIC TRANSMISSION (RPO MYC). THESE VEHICLES MAY HAVE A TRANSMISSION-DURABILITY ISSUE DUE TO IMPROPERLY HEAT TREATED LONG-PINION GEARS, WHICH MAY HAVE BEEN MANUFACTURED BELOW SPECIFICATION FOR SURFACE HARDNESS. OVER TIME, THE GEAR MAY BEGIN TO YIELD AND THEN BREAK, WHICH CAN CAUSE GEAR TEETH TO BECOME DETACHED. IF THIS OCCURS, TRANSMISSION NOISE MAY RESULT, AND THE DRIVER COULD EXPERIENCE REDUCED VEHICLE MOBILITY. A TOTAL OF EIGHT VEHICLES ARE INVOLVED.
SB-03-07-29-004K2016-08-06. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. THIS INFORMATIONAL BULLETIN PROVIDE INFORMATION ON THE OPERATING CHARACTERISTICS OF A MANUAL TRANSMISSION.
PIE0298A2016-06-22. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. SUMMARY TO BE PROVIDED ON A FUTURE DATE.

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