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Service bulletin PI0421C

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 id10098702
Published by NHTSA2017-05-10
Manufacturer's numberPI0421C
Manufacturer's date2012-11-28
NHTSA componentEQUIPMENT

NHTSA's summary

THIS PRELIMINARY INFORMATION BULLETIN PROVIDES A PROCEDURE TO REMOVE AND REPLACE THE CLUTCH ACTUATOR CYLINDER ELBOW SEAL FOR CONCERNS REGARDING A FLUID LEAK AFTER CLUTCH ACTUATOR REPLACEMENT.

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Equipment and accessories

Vehicles listed
CHEVROLET CRUZE2011, 2012, 2013
CHEVROLET SONIC2012, 2013

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

Recalls for the same vehicles and component
16V2570002016-04-28. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20142742014-07-03. Accessories
14V4170002014-07-02. EQUIPMENT:ELECTRICAL

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
PI0572B2024-05-06. Service bulletin. Information on COAX Repair Kit Availability.
PI0663F2024-04-29. Service bulletin. Factory Settings Option Inoperable, Radio Display Information May Not Match.
PI0663E2024-04-29. Service bulletin. Factory Settings Option Inoperable, Radio Display Information May Not Match.
PI0663D2024-04-29. Service bulletin. Factory Settings Option Inoperable, Radio Display Information May Not Match.
PI0663C2024-04-29. Service bulletin. Factory Settings Option Inoperable, Radio Display Information May Not Match.
PI0663B2024-04-29. Service bulletin. Factory Settings Option Inoperable, Radio Display Information May Not Match.
PI0663A2024-04-29. Service bulletin. Factory Settings Option Inoperable, Radio Display Information May Not Match.
20-NA-1322024-04-23. Service bulletin. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
17-NA-0522024-04-23. Service bulletin. This bulletin updates the position of General Motors on refinishing aluminum wheels. GM has determined that wheel refinishing under warranty will no longer be performed.
20-NA-1322024-04-05. Service bulletin. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.