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Chevrolet TSB #080403
2004 Chevrolet Silverado
TSB Document: - Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from Chevrolet for this TSB. Call your local Chevrolet dealer's service department & ask for a copy of TSB# 080403.
Affected Component: POWER TRAIN
- Summary
- THIS VME MESSAGE APPLIES TO THE VALVE BODY FOR THE ALLISON SERIES 1000 TRANSMISSION REVISED FOR THE 2004 MODEL YEAR TO ADD MODULATED MAIN PRESSURE CONTROL. THIS REVISION WILL PROVIDE ADDITIONAL TRANSMISSION OIL COOLER FLOW AND REDUCE PUMP LOAD DURING CERTAIN LOW SPEED OPERATING CONDITIONS. *TT
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