Savana 3500 V8-4.8L (2009)
Valve Body: Technical Service Bulletins
A/T - Production Changes
INFORMATION
Bulletin No.: 08-07-30-041
Date: September 04, 2008
Subject:
Information On 2009 M30 4L60E, M32 4L65E and M70 4L70E HYDRA-MATIC(R) RWD Four Speed Automatic Transmission Controls Product
Update
Models:
2009 Chevrolet Avalanche, Colorado, Express, Silverado, Tahoe, TrailBlazer, TrailBlazer SS
2009 GMC Canyon, Envoy, Envoy Denali, Savana, Sierra, Yukon
2009 Saab 9-7X Models
Equipped with HYDRA-MATIC(R) 4L60E, 4L65E, 4L70E Four Speed RWD Automatic Transmission (RPOs M30, M32, M70)
For the 2009 model year, there are several controls changes to the 4L60E, 4L65E and 4L70E.
The valve body casting has been changed and will not back service due to the removal of the components shown above.