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Service bulletin 151001

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 id627994
Published by NHTSA2002-03-01
Manufacturer's number151001
Manufacturer's date2001-10-15
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

INFORMATION ON CAR AND LIGHT DUTY TRUCKS EQUIPPED WITH 4L60E AND 4L65E AUTOMATIC TRANSMISSIONS EXHIBITING DIAGNOSTIC TROUBLE CODE P0756 FOR 2-3 SHIFT VALVE PERFORMANCE THAT IS SET WHEN THE PCM DETECTS A 4-3, 3-4 SHIFT PATTERN. *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

Transmission and driveline, Automatic transmission

Trouble codes named

P0756

Vehicles listed
CHEVROLET CHEVROLET2001 to 2002
CHEVROLET CHEVROLET TRUCK2001 to 2002
GMC GMC2001 to 2002

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