WenmarOpen by Wenmar Pro

Service bulletin SSM 49132

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10179186
Published by NHTSA2020-09-02
Manufacturer's numberSSM 49132
Manufacturer's date2020-08-27
NHTSA componentEQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

NHTSA's summary

Some 2020 Mustang GT500 vehicles may exhibit various concerns with the exhaust tailpipe actuators. Workshop Manual (WSM) diagnostics have recently been updated to assist in better diagnosis of these concerns. Refer to WSM, Section 303-14D.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine, Equipment and accessories, Exhaust and emissions, Labels and manuals, Exhaust manifold, pipes and muffler

Vehicles listed
FORD MUSTANG2020

Listing a model year does not mean every vehicle of it is concerned: the document says which.