TRANS. PRODUCT UPDATES (NEW SHIFT SOLENOIDS)

REVISION: 10/04/96

THIS BULLETIN IS BEING REVISED TO UPDATE THE PART NUMBERS AND TO INCLUDE 1995-97 MODEL YEARS. PLEASE DISCARD CORPORATE BULLETIN NUMBER 377148 (SECTION 7-TRANSMISSION). ----------------------------------------------------------------------

SUBJECT: INFORMATION ON TRANSMISSION PRODUCT UPDATES (NEW SHIFT SOLENOIDS)

MODELS: 1991-97 CHEVROLET AND GMC C/K, P, G MODELS 1991 CHEVROLET AND GMC R/V MODELS WITH HYDRA-MATIC 4L80-E TRANSMISSION (RPO MT1)

SERVICE INFORMATION:

STARTING AUGUST 14, 1996 (JULIAN DATE 226) ALL HYDRA-MATIC 4L80-E TRANSMISSIONS ARE BEING BUILT WITH THE NEW SOLENOID ASSEMBLIES. THE NEW SOLENOIDS ARE SERVICED FOR ALL 1991 THROUGH 1997 4L80-E APPLICATIONS.

PARTS INFORMATION:

PREVIOUS NEW PART PART NUMBER NUMBER DESCRIPTION

10478125 10478132 VALVE ASSEMBLY, 1-2 SHIFT SOLENOID (BLACK) 10478126 10478133 VALVE ASSEMBLY, 2-3 SHIFT SOLENOID (WHITE)

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

FIGURES: 1 ATTACHMENTS: 0

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COPYRIGHT 1996. GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.