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Service bulletin 06-06-01-010

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 id10024267
Published by NHTSA2008-03-31
Manufacturer's number06-06-01-010
Manufacturer's date2008-02-01
Replaces060601010A
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

NHTSA's summary

INFORMATION ON CLOSE-COUPLED CONVERTER AND ENGINE BREAKDOWN OR NON-FUNCTION DUE TO SEVERE OVERHEAT OR LACK OF OIL CAUSING PISTON(S), CONNECTING ROD(S), CRANKSHAFT, CYLINDER(S) AND/OR HEAD(S), CAMSHAFT(S), INTAKE AND/OR EXHAUST VALVE(S), MAIN AND/OR ROD BEARING(S) DAMAGE. 2004-2008 GM PASSENGER CARS AND TRUCKS WITH CLOSE-COUPLED CATALYTIC CONVERTERS. *NJ

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, Exhaust and emissions, Catalytic converter

Vehicles listed
GMC GMC

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