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Service bulletin 000604007B

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 id619184
Published by NHTSA2001-05-17
Manufacturer's number000604007B
Manufacturer's date2001-02-01
Replaces000604007A
NHTSA componentVEHICLE SPEED CONTROL:LINKAGES

NHTSA's summary

EXPERIENCING INCREASED ACCELERATOR PEDAL EFFORT. *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

Throttle and cruise control

Vehicles listed
CHEVROLET SIERRA1999 to 2000
CHEVROLET SILVERADO1999, 2000
GMC SIERRA1999, 2000
GMC SILVERADO1999 to 2000

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
30732004-10-08. Service bulletin. DOWNHILL CRUISE CONTROL SURGE. *TT
014702003-12-06. Service bulletin. ERRATIC IDLE, IDLE SURGE, ROUGH RUN, OR NEAR STALL. *TT
020604054A2003-04-04. Service bulletin. INCREASED ACCELERATOR PEDAL EFFORT. *TT
0006040072000-06-12. Service bulletin. SOME CUSTOMERS MAY COMMENT ON A HIGHER THAN EXPECTED ACCELERATOR PEDAL EFFORT FROM THE IDLE POSITION, C/K SERIES PICK UPS (SILVERADO AND SIERRA). *MJS
9906040492000-01-14. Service bulletin. SOME CUSTOMERS MAY COMMENT OF A WIDE OPEN THROTTLE 1-2 DOUBLE BUMP AND / OR HARSH UPSHIFT. *TT
9906040361999-11-26. Service bulletin. SUBJECT ON VARIOUS DRIVEABILITY CONCERNS-SES OR OIL LEVEL LAMP ILLUMINATES, SPARK KNOCK, EXHAUST POPPING. *MJS