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Service bulletins for the 2012 Chevrolet Silverado

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.

2256 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
99-01-39-004F2018-05-21. Service bulletin. EQUIPMENT; EQUIPMENT:APPLIANCE:AIR CONDITIONER. This technical bulletin provides a procedure to correct the customers concern of odor coming from the Air conditioning.
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.
12-03-10-001B2018-05-21. Service bulletin. TIRES; EQUIPMENT; WHEELS:RIM. This informational bulletin provides technicians with ways to decrease the tire slipping on the rim and reduce to possible chances of the customers concerns over tire vibration are repair.
14-06-04-0052018-05-21. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This information bulletin advises of a new tool used to aid in installing Duramax glow plugs.
00-00-89-027H2018-05-21. Service bulletin. EQUIPMENT. This informational bulletin provides information on what products GM has to aid in the eliminating unwanted odors in a vehicle.
02-00-89-002M2018-05-21. Service bulletin. EQUIPMENT. This informational bulletin provides additional information to the technicians and how to submit a field product report.
PI0938A2018-05-21. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION. This preliminary bulletin provides information on what labor operation number to use for various electrical/electronic control issues.
10-00-89-006D2018-05-21. Service bulletin. EQUIPMENT. This information bulletin provides the dealers on how to submit a product information report.
PI12752018-05-21. Service bulletin. ENGINE; EQUIPMENT. This preliminary information bulletin provides a procedure to install an air temperature sensor package kit, to correct the customer concern for reduced engine power and /or MIL illuminated.
10-08-46-001B2018-05-21. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This Technical bulletin provides a procedure to request a hard mute from Onstar when navigation is annoucing directions and to correct the customers concern of the radio being loud during navigation.
14-00-89-0032018-05-21. Service bulletin. EQUIPMENT. This information for Warranty administration - Changes the Service Policy and Procedures Section 1.6.2.11 and list the requirements for the dealer to comply.
06-03-09-004F2018-05-21. Service bulletin. SUSPENSION:REAR; SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY; SUSPENSION. This technical bulletin provides a procedure to add a lubricant to the rear leaf springs to correct the customers concern of a squeaking noise from the rear suspension.
PI0564E2018-05-21. Service bulletin. STRUCTURE:FRAME AND MEMBERS; STRUCTURE. This preliminary bulletin provides information and a procedure for repairing rusted frames caused by the wax coating peeling off.
10-08-110-001B2018-05-21. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. This informational bulletin provides information on how to use floor mats.
10-08-44-006C2018-05-21. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This informational bulletin provides the technician on what to do if the customer has a navagation concern and submit a feedback form to the GM navigation disc center website.
05-06-04-022K2018-05-21. Service bulletin. EQUIPMENT; FUEL SYSTEM, GASOLINE. This informational bulletin provides information on top tier fuels and what brands are available.
07-08-42-006J2018-05-21. Service bulletin. EXTERIOR LIGHTING:TURN SIGNAL; EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT. This informational bulletin provides information for an available BCM calibrations that would restore bulb outages when using a second stage manufacturer
PI1214A2018-05-21. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. The purpose of this document is to provide the Service Personnel with a guide to determine which Service Information documents and scan tool parameters to reference when encountering an: Exhaust Fluid Quality Poor Message Displayed, and a Reductant Fluid Quality Test Status that will Pass, Time Out, Fail or Interrupt and other DEF Messages that may be observed.
07-00-89-036G2018-05-21. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin ask the dealers for digital pictures to better enhance field reports only.
10-00-89-006E2018-05-21. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This information bulletin provides the dealers on how to submit a product information report.
02-00-89-002N2018-05-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides additional information to the technicians and how to submit a field product report.
04-00-89-053F2018-05-21. Service bulletin. EQUIPMENT. This informational bulletin provides information for the dealer technician to gather as much information to help aid Engineers by completely filling out requested reports.
11-00-89-002B2018-05-21. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin was created to inform that any accessories that are install from the GM factory will be covered under the standard vehicle warranty and dealer installed accessories will be cover for a full year (12months).
08-08-44-029D2018-05-21. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT; ELECTRICAL SYSTEM. This Informational bulletin explains the warranty and policy exchange program for electronic devices and products, what can be approved by TAC and where the electronic parts can be returned to.
01-07-30-042H2018-05-21. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY; POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; POWER TRAIN. This information was created to inform the technician that the 2-3 upshift and the 3-2 downshift clunk is caused by the releasing of the 2-4 band and application of the 3-4 clutch assembly during an upshift. Also during a 3-2 downshift, the releasing of the 3-4 clutch during the application of the 2-4 band, can cause torque reversal down the output shaft creating a clunk. This is a normal condition.

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