Variable Tumble Sys. (VTCS) Check Valve, Delay Valve Removal
VARIABLE TUMBLE CONTROL SYSTEM (VTCS) CHECK VALVE (ONE-WAY), DELAY VALVE REMOVAL/ INSTALLATION1. Remove the VTCS check valve (one-way) or delay valve. (See INTAKE-AIR SYSTEM REMOVAL/ INSTALLATION [BP].) (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [BP WITH TC].)