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Service bulletin 01908

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 id10006430
Published by NHTSA2004-05-03
Manufacturer's number01908
Manufacturer's date2004-01-01
NHTSA componentEXTERIOR LIGHTING:HEADLIGHTS

NHTSA's summary

HEADLAMP CONDENSATION MAY BE NORMAL- CHECK ACCESS PLUGS. *MR

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

Lighting, Headlights

Vehicles listed
CHEVROLET IMPALA2000, 2001, 2002, 2003, 2004

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

Other bulletins for the same vehicles and component
02-08-42-001I2017-08-31. Service bulletin. This informational bulletin provides an out line on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage and what should be considered warranty replacement and not
01-08-42-001K2017-08-31. Service bulletin. This informational bulletin provides information on exterior lamp condinsation and replacement guidelines
3170E2006-02-16. Service bulletin. IPC, INTERIOR LIGHTS AND/OR HEADLAMPS FLICKER. *AK FB2
041920042004-09-17. Service bulletin. AS A RESULT OF A RECENT CHANGE IN THE HEADLAMP REFLECTOR, IT IS NOW POSSIBLE TO ELIMINATE THE HEADLAMP BULB SHIELD ON THE LOW BEAM BULB OF THE HEADLAMP ASSEMBLY WITHOUT ANY NOTICEABLE CHANGE IN LIGHTING PERFORMANCE. GM VOICEMAIL EXPRESS. *TT
020362004-05-19. Service bulletin. HEADLAMP ELIMINATION OF BULB SHIELD FROM LOW BEAM BULB. *MR
1311012002-03-05. Service bulletin. INFORMATION ON HEADLAMP REPLACEMENT FOR POSSIBILITY OF MOISTURE CONDENSATION IN THE LAMP. *TT