Service bulletins for the 2021 Chevrolet Suburban
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.
1440 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Fuel filter are shown. Show all
| PIT5917B | 2022-11-21. Service bulletin. FUEL SYSTEM, OTHER:FUEL FILTER. This Preliminary information communicates an issue where there is no selection to reset the fuel filter life in the IPC and engineering is working on a fix. |
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| PIT5917A | 2022-10-17. Service bulletin. FUEL SYSTEM, OTHER:FUEL FILTER. This Preliminary information communicates an issue where there is no selection to reset the fuel filter life in the IPC and engineering is working on a fix. |
| PIT5917 | 2022-06-13. Service bulletin. FUEL SYSTEM, OTHER:FUEL FILTER. This Preliminary information communicates an issue where there is no selection to reset the fuel filter life in the IPC and engineering is working on a fix. |
| 20NA228 | 2022-05-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; FUEL SYSTEM, OTHER:FUEL FILTER; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); UNKNOWN OR OTHER. This technical bulletin provides a procedure to replace the fuel filter and perform a filter life procedure if found the reason for a failed fuel filter life reset during ECM transfer of data. |
| 20NA228 | 2021-02-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); FUEL SYSTEM, OTHER:FUEL FILTER. This technical bulletin provides a procedure to replace the fuel filter and perform a filter life procedure if found the reason for a failed fuel filter life reset during ECM transfer of data. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.