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Service bulletin PIT-5043

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 id10037572
Published by NHTSA2011-05-26
Manufacturer's numberPIT-5043
Manufacturer's date2010-11-01
NHTSA componentELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

GM: ON SOME HYBRID VEHICLES AFTER UPDATING SOFTWARE THERE IS AN INTERNAL TROUBLE CODE STORED AND IT WON'T GO AWAY. *RM

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

Electrical system, Engine, Software

Vehicles listed
CADILLAC ESCALADE2009, 2010, 2011
CADILLAC ESCALADE HYBRID2009 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO2009, 2010, 2011
CHEVROLET SILVERADO HYBRID2009 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TAHOE2008, 2009, 2010, 2011
CHEVROLET TAHOE HYBRID2008, 2009 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA2009, 2010, 2011
GMC SIERRA HYBRID2009 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON2008, 2009, 2010, 2011
GMC YUKON HYBRID2008, 2009 (the catalog's model; the bulletin names a series or trim of it)

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

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