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Service bulletins for the 2018 Audi Q7

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.

1095 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
A0120782045673_52020-09-03. Service bulletin. ENGINE; EQUIPMENT; ELECTRICAL SYSTEM. This bulletin provides instructions regarding an SVM update needed when a DTC is stored in the engine control module.
A0120772045673_42020-09-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; ENGINE. This bulletin provides instructions regarding an SVM update needed when a DTC is stored in the engine control module.
A1720082060259_12020-08-06. Service bulletin. ENGINE. This bulletin contains repair instructions for when DTC P052E00 is stored with noise coming from the engine compartment.
A1720072060033_12020-08-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). This bulletin contains repair instructions for when there are noises in the engine compartment with DTC P052E00.
A1020192059446_22020-08-06. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PIPES, HOSES, AND FITTINGS. This bulletin contains repair instructions for oil loss found in the engine compartment.
A1920042025303_12020-07-07. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains instructions for identifying and mixing factory fill coolants.
A4820882059704_12020-07-07. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This bulletin contains repair instructions for exhaust noises enter into the cabin when accelerating.
A1020182059446_12020-06-04. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains repair instructions for oil loss found in the engine compartment.
A0020372059437_12020-06-04. Service bulletin. ENGINE; FUEL SYSTEM, GASOLINE:DELIVERY. The informational bulletin explains why during COVID-19 there is winter-blend fuel during a warmer season and causing some issues.
A1520342053278_32020-05-07. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains repair instructions for 3.0 and 2.9 TFSI engines that have oil loss around the engine compartment, front end, and underbody.
A2620402054935_42020-05-07. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This bulletin contains repair instructions for when there is a droning, buzzing, or vibration; especially between 1,000 - 1,400 rpm and it can be isolated to the underside of the front of the vehicle.
A3920292059112_12020-05-07. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains repair instructions for an oil leak on the rear differential.
A2620362054935_32020-03-05. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; VEHICLE SPEED CONTROL. This bulletin contains repair instructions for when there is a droning, buzzing, or vibration; especially between 1,000 - 1,400 rpm and it can be isolated to the underside of the front of the vehicle.
A2619352054935_22019-07-09. Service bulletin. STRUCTURE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This bulletin contains repair instructions for when there is a droning, buzzing, or vibration; especially between 1,000 - 1,400 rpm and it can be isolated to the underside of the front of the vehicle.
A2619342054935_12019-06-06. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This bulletin contains repair instructions for when there is a droning, buzzing, or vibration; especially between 1,000 - 1,400 rpm and it can be isolated to the underside of the front of the vehicle.
A151933 2053278-2019-04-15. Service bulletin. ENGINE; EQUIPMENT. This bulletin contains repair instructions for 3.0 and 2.9 TFSI engines that have oil loss around the engine compartment, front end, and underbody.
2018 Audi 2019012019-04-08. Service bulletin. ENGINE; EQUIPMENT. Oil Capacity Table: Changed Oil Specs for all models
A151933 2053278-2019-04-01. Service bulletin. ENGINE. This bulletin contains repair instructions for 3.0 and 2.9 TFSI engines that have oil loss around the engine compartment, front end, and underbody.
A011870 2048402-2018-09-17. Service bulletin. ENGINE; ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update and potential part replacement to address DTCs P05A000 and P25EA00.
A011855 2045673_2018-05-21. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This bulletin provides instructions regarding an SVM update needed when a DTC is stored in the engine control module.
Scheduled Mainte2018-04-16. Service bulletin. ENGINE AND ENGINE COOLING. Oil Capacity Table: For A3 B-Cycle 2.0 TFSI engine: Changed oil spec from 508/509** Castrol EDGE® Professional® 5W40 to 508/509** Castrol EDGE® Professional® 0W20 Long Life IV
A871679 2041717-2018-03-13. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING; EQUIPMENT:APPLIANCE:AIR CONDITIONER. This bulletin applies to any repair that requires replacement of the air conditioning compressor and details how to run a ODIS GFF test plan.
A1915612025303-52018-02-05. Service bulletin. ENGINE AND ENGINE COOLING. Supersedes Technical Service Bulletin Group 19 number 14-50 dated June 20, 2014. Discontinuation and mixing of Audi-approved engine coolants. G11, G12, and G12+ coolants have been replaced by an improved version. G12++ coolant (for service available) has been introduced in MY 2005 for all engines. G13 has been introduced in MY 2008 as factory filling and service.
A171782 2010043-2018-02-05. Service bulletin. ENGINE. This informational bulletin contains all the the Audi Oil Quality Standards that should be used when doing an oil change.
A191789 2046712-2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. This informational bulletin contains guidelines for figuring out why coolant marks are present around the coolant expansion tank cap.

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