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Service bulletin 3046A

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 id10009382
Published by NHTSA2004-09-27
Manufacturer's number3046A
Replaces3046B
NHTSA componentFUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM

NHTSA's summary

FUEL GAUGE FLUCTUATION IN PARK OR NEUTRAL. *TT

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

Vehicles listed
BUICK RAINIER2004, 2005, 2006, 2007
BUICK TERRAZA2005, 2006, 2007
CHEVROLET ASTRO1999 to 2003
CHEVROLET BLAZER1998, 1999, 2000, 2001, 2002, 2003
CHEVROLET COLORADO2004
CHEVROLET S101998 to 2003
CHEVROLET SILVERADO1999, 2000, 2001, 2002, 2003
CHEVROLET TRAILBLAZER1999 to 2001
CHEVROLET TRAILBLAZER2002, 2003, 2004, 2005, 2006, 2007, 2008
CHEVROLET UPLANDER2005, 2006, 2007, 2008, 2009
GMC CANYON2004
GMC ENVOY1998 to 2001
GMC ENVOY2002, 2003, 2004, 2005, 2006
GMC ENVOY2008
GMC JIMMY1998 to 2002
GMC SAFARI1999, 2000, 2001, 2002, 2003
GMC SONOMA1998, 1999, 2000, 2001, 2002, 2003
GMC YUKON2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
GMC YUKON DENALI2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON DENALI XL2005, 2006, 2007, 2008, 2009 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
GMC YUKON XL 15002000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL 25002000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL DENALI2001, 2002, 2003 (the catalog's model; the bulletin names a series or trim of it)
HUMMER H22003, 2004, 2005, 2006, 2007, 2008, 2009
HUMMER H2 SUT2004
HUMMER H2 SUT2008
HUMMER H32003 to 2005
HUMMER H32006, 2007, 2008, 2009
OLDSMOBILE BRAVADA1998, 1999, 2000, 2001, 2002, 2003, 2004
PONTIAC MONTANA2005 to 2009

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

Recalls for the same vehicles and component
20091322009-05-07. Fuel System
09V1540002009-05-06. FUEL SYSTEM, GASOLINE
20061952006-08-04. Fuel System
05V1550002005-04-14. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
20042812004-08-05. Fuel System
04V3760002004-08-02. FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
20032922003-11-21. Fuel System
03V4350002003-11-03. FUEL SYSTEM, OTHER:DELIVERY
20030192003-01-28. Fuel System
03V0190002003-01-27. 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
05-06-04-022V2024-09-05. Service bulletin. This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
16-NA-3832024-07-16. Service bulletin. This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.
04-06-04-051I2024-07-16. Service bulletin. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
19-NA-0442024-02-21. Service bulletin. This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.
14423C2024-01-16. Service bulletin. Special Coverage Adjustment ? Fuel Tank Inlet Check Valve Fracture
14423B2024-01-16. Service bulletin. Special Coverage Adjustment ? Fuel Tank Inlet Check Valve Fracture
14423A2024-01-16. Service bulletin. Special Coverage Adjustment Fuel Tank Inlet Check Valve Fracture
10054E2023-12-11. Service bulletin. Special Coverage Adjustment - Fuel Level Sensor Contact Wear
1406040052023-12-11. Service bulletin. Duramax® Diesel Glow Plugs Difficult to Install Due to Carbon Buildup - New Glow Plug Bore Reamer Available
121912023-12-04. Service bulletin. Special Coverage Adjustment ? Fuel Odor or Spotting on Ground ? Replace Fuel Pump Module