Volkswagen TSB #TB-01-09-20

2007 Volkswagen Passat

Affected Component: ELECTRICAL SYSTEM:SOFTWARE

Date Published: DEC 18, 2009
NHTSA TSB #: 10033330

Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Volkswagen for this TSB. Call your local Volkswagen dealer's service department & ask for a copy of TSB# TB-01-09-20.

Summary: VOLKSWAGEN: UPDATE PROGRAMMING, TCM, HARSH DOWNSHIFT AFTER EXTENDED HIGHWAY DRIVING. INTERNAL TRANSMISSION PRESSURE DECREASE IN C1 CLUTCH DUE TO ACCUMULATED AIR IN THE C1 OIL CIRCUIT. *PE