# Service bulletins for the 1992 GMC Sierra

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.

4 bulletins from NHTSA, as of 2026-10-19.

- [04\-06\-04\-051F](/bulletins/10209734.md), 2022-04-05, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM; EQUIPMENT:MECHANICAL. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
- [990730016A](/bulletins/10007838.md), 2004-07-13, Service bulletin: POWER TRAIN. DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. \*TT
- [01570](/bulletins/10005412.md), 2004-02-25, Service bulletin: SUSPENSION:REAR. SPRING SLAP NOISE FROM THE REAR OF THE GMT 400 SERIES TRUCK. \*MN
- [020730024A](/bulletins/634999.md), 2002-10-11, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT. DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. \*TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. \*TT

JSON: [/v1/vehicles/1992_gmc_sierra/bulletins](/v1/vehicles/1992_gmc_sierra/bulletins)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%201992%20GMC%20Sierra&page=https%3A%2F%2Fopen.wenmarpro.com%2Fmakes%2Fgmc%2Fsierra%2F1992%2Fbulletins&vehicle=1992%20GMC%20Sierra)