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Service bulletin PIT-4846A

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 id10030244
Published by NHTSA2009-09-02
Manufacturer's numberPIT-4846A
Manufacturer's date2010-02-01
ReplacesPIT-4846B
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION; LATCHES/LOCKS/LINKAGES:DOORS:LATCH; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

CADILLAC/CHEVROLET/GMC: LOCATIONS OF HIGH SPEED GMLAN WIRING CONCERNS. GAUGES INOPERATIVE, NO CRANK, HARSH TRANSMISSION SHIFTING, NO TRANSMISSION SHIFTING, DOOR LOCKS CYCLING AND INDICATORS ON. *PE UPDATED 11/17/10. *PE

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, Latches and locks, Transmission and driveline, Automatic transmission, Door latch, Instrument cluster

Vehicles listed
CADILLAC ESCALADE2007, 2008, 2009
CADILLAC ESCALADE ESV2007, 2008, 2009 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE EXT2007, 2008, 2009 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET AVALANCHE2007, 2008, 2009
CHEVROLET SILVERADO2007, 2008, 2009
CHEVROLET SUBURBAN2007, 2008, 2009
CHEVROLET TAHOE2007, 2008, 2009
GMC SIERRA2007, 2008, 2009
GMC YUKON2007, 2008, 2009
GMC YUKON DENALI2007, 2008, 2009 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON DENALI XL2007, 2008, 2009 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL2007, 2008, 2009

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
PIT52082023-12-26. Service bulletin. Fuel Gauge Shows Empty After Refueling And DTC P2636.
PIT5195B2023-12-26. Service bulletin. Speedometer Needle Accuracy Information.
PIT51952023-12-26. Service bulletin. Speedometer Needle Accuracy Information
14105B2023-12-18. Service bulletin. Passenger Side Instrument Panel Performance
14105A2023-12-18. Service bulletin. Passenger Side Instrument Panel Performance
141052023-12-18. Service bulletin. Passenger Side Instrument Panel Performance
PIT52082023-12-11. Service bulletin. Fuel Gauge Shows Empty After Refueling And DTC P2636.
PIT5195B2023-12-11. Service bulletin. Speedometer Needle Accuracy Information.
PIT51952023-12-11. Service bulletin. Speedometer Needle Accuracy Information
07-08-49-020R2023-10-18. Service bulletin. This informational bulletin provides information for the IPC odometer programming method quick reference guide.