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Service bulletin 00602005

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 id6091425
Published by NHTSA2000-10-11
Manufacturer's number00602005
Manufacturer's date2000-06-01
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM

NHTSA's summary

SOME CUSTOMERS MAY COMMENT ABOUT DISCOLORED COOLANT IN INSIDE THE COOLING SYSTEM AND CONTAMINATION OF THE COOLANT RECOVERY RESERVOIR. *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, Cooling system

Vehicles listed
BUICK LESABRE2000
PONTIAC BONNEVILLE2000

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
030192004-04-22. Service bulletin. ENGINE COOLANT MAY LEAK AT THE UPPER INTAKE MANIFOLD THROTTLE BODY GASKET, OR AT THE UPPER INTAKE MANIFOLD TO LOWER INTAKE MANIFOLD TO LOWER INTAKE MANIFOLD GASKET. THIS CONDITION MAY RESULT IN A LOW ENGINE COOLANT LEVEL AND HIGHER ENGINE OPERATING TEMPERATURES. *TT THIS IS A PARTS BULLETIN AND REFERS TO CUSTOMER SATISFACTION PROGRAM BULLETIN #03034. *TT
0708032003-11-03. Service bulletin. THE VME MESSAGE IS TO PROVIDE INFORMATION ABOUT A NEW PRODUCT FIELD ACTION REGARDING A CUSTOMER SATISFACTION PROGRAM FOR AN ENGINE COOLANT LEAK. THE ENGINE COOLANT MAY LEAK AT THE UPPER INTAKE MANIFOLD THROTTLE BODY GASKET OR AT THE UPPER INTAKE MANIFOLD TO LOWER INTAKE MANIFOLD GASKET. *TT
0306010162003-08-26. Service bulletin. LOSS OF COOLANT, MILKY COLORED OIL. *TT