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Service bulletin 000603009A

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 id619183
Published by NHTSA2001-05-17
Manufacturer's number000603009A
Manufacturer's date2001-03-01
Replaces000603009
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE

NHTSA's summary

SOME VEHICLES MAY EXHIBIT LEAN HESITATION, SAG OR STUMBLE WHEN COOLANT TEMPERATURE IS BETWEEN -6 AND +20 DEGREES CELSIUS. *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

Engine

Vehicles listed
CHEVROLET SIERRA2000
CHEVROLET SILVERADO2000
CHEVROLET SUBURBAN2000
CHEVROLET TAHOE2000
CHEVROLET YUKON2000
CHEVROLET YUKON XL2000
GMC SIERRA2000
GMC SILVERADO2000
GMC SUBURBAN2000
GMC TAHOE2000
GMC YUKON2000
GMC YUKON XL2000

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
03-06-01-023H2024-11-14. Service bulletin. This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
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.
16-NA-3832024-03-19. Service bulletin. This technical 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.
22-NA-0742024-02-29. Service bulletin. This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.
PI1394B2024-02-02. Service bulletin. This PI bulletin advises the technician on the proper way to install the pistons in an engine.
23-NA-1532023-09-26. Service bulletin. The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
PIP5628G2023-09-18. Service bulletin. This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
18-NA-0732023-09-15. Service bulletin. This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
03-06-01-023G2023-08-03. Service bulletin. This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
PIP5628F2023-05-15. Service bulletin. This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D