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Service bulletin 270801

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 id625259
Published by NHTSA2001-11-19
Manufacturer's number270801
Manufacturer's date2001-08-27
NHTSA componentFUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

NHTSA's summary

INFORMATION REGARDING COLLAPSED FUEL TANK INCLUDING GMT 400 SIERRA AND CHEVROLET PICK-UP. *YH

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

Fuel system, Fuel tank

Vehicles listed
CHEVROLET SILVERADO 25001998
CHEVROLET SILVERADO 25001999 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35001998
CHEVROLET SILVERADO 35001999 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25001998, 1999 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 35001998, 1999 (the catalog's model; the bulletin names a series or trim of it)

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

Recalls for the same vehicles and component
98V1870001998-08-10. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

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
PIE-00432010-11-15. Service bulletin. CHEVROLET:GMC: ENGINEERING INFORMATION-FUEL TANK PRESSURE SENSOR, DTCS P0446, P0451 OR P0454 SET. GMC ENGINEERING IS ATTEMPTING TO DETERMINE THE ROOT CAUSE OF THE ABOVE CONCERN. *PE