Service bulletins for the 2021 GMC Yukon

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.

1240 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Body and frame are shown. Show all

Bulletins, newest first
PIT5796	2020-12-14. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM; SEATS. This Preliminary information communicates and issue where the drivers memory seat will not move to its full travel and dealers are to perform a SPS setup procedure to the K40D Drivers Seat Adjuster Memory Module.
PIE0595	2020-12-07. Service bulletin. STRUCTURE. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to paint concerns with the front and/or rear fascias.
20NA201	2020-11-30. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE. This technical bulletin provides repair information to correct a customer concern of Liftgate Unwanted Opening Due to Hands-Free Calibration Sensitivity.
18NA306	2020-10-26. Service bulletin. EQUIPMENT; STRUCTURE:BODY. This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).
PIT5763	2020-09-14. Service bulletin. EQUIPMENT; STRUCTURE:BODY. This Preliminary information communicates an issue with bug residue on the paint and how to properly remove it.
PIT5757	2020-08-10. Service bulletin. STRUCTURE:BODY; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This Preliminary information communicates and issue with the front License Plate Bracket not fitting to the fascia correctly and advises dealership how to correct the fit issue.

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