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Service bulletins for the 2012 Buick Verano

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.

1487 on file from NHTSA, as of 2026-10-19.

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By component

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
12-07-30-001D2018-05-21. Service bulletin. POWER TRAIN; ENGINE. This informational bulletin provides a process to the service agents that are not required to contact PQC, to determine when to replace a assembly as opposed to repairing and if an engine or transmission is being returned, that it has all the information in relation to that part being returned.
02-07-30-029W2018-05-21. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION. This informational bulletin provides information to the technician on what parts of an engine or transmission will require the PQC to be notified.
PI1223A2018-05-21. Service bulletin. ENGINE AND ENGINE COOLING. This preliminary bulletin explains a normal condition of a customers concern of a rough idle and black smoke on cold starts.
13-06-01-003F2018-05-21. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY; FUEL SYSTEM, GASOLINE. This technical bulletin provides a procedure to test for oil consumption and install new pistons and rings if no signs of consumption or oil leaks have been validated.
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.
13-06-01-003E2018-05-21. Service bulletin. ENGINE AND ENGINE COOLING. This technical bulletin provides a procedure to test for oil consumption and install new pistons and rings if no signs of consumption or oil leaks have been validated.
00-06-01-012E2018-05-21. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. This information bulletin provides the technician the information on how to properly clean a metal surface using the correct tool.
PIP5163C2018-05-21. Service bulletin. ENGINE. This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
17-NA-1572018-05-21. Service bulletin. EQUIPMENT; ENGINE. This informational bulletin explains the difference in oil filters and the possibilities of what may happen using the incorrect filter.
18NA1252018-05-21. Service bulletin. ENGINE AND ENGINE COOLING. This informational bulletin provides information for engine oil life monitor operation calculation.
PI08652018-05-21. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This preliminary information bulletin provides information regarding all the components that are included when ordering a new service 2.4L Ecotec engine.
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.
090604026N2018-05-21. Service bulletin. ENGINE; ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2 9U.S. and Canada
090604015C2018-05-21. Service bulletin. ENGINE. This informational bulletin provides a revision for 09-06-04-015B (Vehicles Sitting Outside on Dealer Lots for Extended Periods with Hard Start/No Start Condition) to add the 2015-2018 model years.
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.
15-00-90-0012018-05-07. Service bulletin. ENGINE AND ENGINE COOLING. This informational bulletin provides technicians with diagnostic tips for preventing oil leaks after changing oil and filter.
PIP5232A2018-05-07. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. This Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. It is recommended to inspect for a poor crimp on the grounds ring terminal at the engine block for the bank with the concern and repair the wire.
PIP52322018-05-07. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. This Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. It is recommended to inspect for a poor crimp on the grounds ring terminal at the engine block for the bank with the concern and repair the wire.
PI12232018-05-07. Service bulletin. ENGINE AND ENGINE COOLING. This preliminary bulletin explains a normal condition of a customers concern of a rough idle and black smoke on cold starts.
PI0865C2018-04-23. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. This preliminary informational bulletin provides a revision for PI0865B to update the Parts Information table to include Usage and update the Warranty Information.
09-06-04-026G2018-04-23. Service bulletin. ENGINE; POWER TRAIN. This informational bulletin provides information of suspected tampering or vehicle modifications for non-GM (Aftermarket) engine and transmission calibrations for V6 and V8 gasoline engines Using Tech 2® or global diagnostic system 2 (GDS 2)
150089005A2018-04-23. Service bulletin. EQUIPMENT; ENGINE. This warranty administration bulletin provides dealership personnel with policy and procedure requirements for essential tools that include consumable parts (U.S. Only).
16NA2492018-04-23. Service bulletin. ENGINE. Low Audible Whine Noise has been found to be transmitting from the balance shaft drive chain.
PI0865A2018-04-16. Service bulletin. ENGINE AND ENGINE COOLING. This preliminary informational bulletin provides information on components that must be transferred over from the original engine for the Ecotec 2.4L.
PIP5226B2018-02-21. Service bulletin. 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.

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