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Service bulletins for the 2015 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.

1331 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
20NA0242020-03-09. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This informational bulletin provides a information and diagnostic steps/tips for vehicles that are slow to heat up in cold temperatures.
15NA0102020-03-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This informational bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states.
PIP5540F2020-02-10. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
010601011K2019-11-25. Service bulletin. ENGINE AND ENGINE COOLING. This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
PIP5540E2019-11-12. Service bulletin. ENGINE. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
PIP5495K2019-11-12. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. This Preliminary Information communication provides information to the technician about vehicles that may have a Malfunction Indicator Lamp on. The technician may find Diagnostic Trouble Codes P0299 or P0234 set. The technician is provided with a list of causes of misdiagnosis leading to returned Turbochargers with no trouble found. The purpose of this information is to reduce the number of no trouble found (NTF) turbochargers being returned to the WPC by informing the Service Department personnel of what inspections and/or diagnosis to perform, prior to replacing and returning a turbocharger to the WPC.
070601016F2019-09-23. Service bulletin. ENGINE AND ENGINE COOLING. This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
000601026M2019-09-23. Service bulletin. ENGINE AND ENGINE COOLING. This informational bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
N1922102302019-08-19. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). N192210230 - Special Coverage - Some 2015-2016 Chevrolet Cruze and 2015 Chevrolet Sonic vehicles equipped with a 1.4L engine may have a condition where cracks can develop in the diaphragm of the Positive Crankcase Ventilation (PCV) pressure regulator valve. This valve is a part of the engine camshaft cover. If this were to occur, excess air could be drawn into the engine intake. As a result, the engine may run rough, especially during idle, the Malfunction Indicator Light (Check Engine Light) would illuminate and a diagnostic trouble code for Fuel Trim Lean (P0171) or other airflow related DTC would set. Dealers are to replace the engine camshaft cover as necessary. The repairs will be made at no charge to the customer.
19NA1042019-07-29. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
19NA1012019-07-01. Service bulletin. ENGINE. This technical bulletin provides a procedure to replace the intake manifold if diagnostics has found the Non Return Valve missing.
16NA3832019-07-01. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up.
19NA1142019-07-01. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This informational bulletin provides information to the tech to test the PCV for proper performance before replacing the camshaft cover to correct a MIL On w/DTC P0171.
PIP56402019-06-10. Service bulletin. ENGINE. This Preliminary Information communication provides information to the technician to not remove the torque converter bolts and start the engine as this may cause damage to the torque converter of the crankshaft on vehicles equipped with an automatic transmission.
PIP5495J2019-06-10. Service bulletin. ENGINE. This Preliminary Information communication provides information to the technician about vehicles that may have a Malfunction Indicator Lamp on. The technician may find Diagnostic Trouble Codes P0299 or P0234 set. The technician is provided with a list of causes of misdiagnosis leading to returned Turbochargers with no trouble found. The purpose of this information is to reduce the number of no trouble found (NTF) turbochargers being returned to the WPC by informing the Service Department personnel of what inspections and/or diagnosis to perform, prior to replacing and returning a turbocharger to the WPC.
PIP5226C2019-06-10. Service bulletin. EQUIPMENT; ENGINE. This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is missing needle bearings. Be sure to clean the oil drains to retrieve the needle bearings. Each roller rocker has 66 bearings.
PIP4670F2019-06-03. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical system associated with these vehicles does not allow controller swaps between vehicles.
19NA0902019-05-28. Service bulletin. ENGINE; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin explains to the technician to inspect the pistons for damage and not just replace the engine assembly if the pistons are the only cause of damage.
PIE0503B2019-05-20. Service bulletin. ENGINE. This engineering information PI ends the need for information from the field on reduced engine power, DTC P0299 set.
070601016D2019-05-13. Service bulletin. ENGINE. This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
000601012H2019-05-13. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
19NA0442019-04-22. Service bulletin. ENGINE. This informational bulletin provides information on a normal engine operating condition for faster emission warm up time.
PIE0503A2019-03-25. Service bulletin. ENGINE AND ENGINE COOLING. This engineering information PI ends the need for information from the field on reduced engine power, DTC P0299 set.
PI1297C2019-03-25. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This preliminary informational bulletin provides diagnostic tips that may be helpful in correcting a customer concern about a whistle noise heard from the engine area after the vehicle has warmed up, or for up to 10 seconds after the engine is shut off.
PIE05032019-03-25. Service bulletin. ENGINE AND ENGINE COOLING. This engineering informational bulletin is requesting information from the field on reduced engine power, DTC P0299 set.

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