1-3-5-6-7 Accumulator Piston Kit 154740-15K Helps cure: Clutch slippage Burnt clutches Flare shifts Ratio codes
Converter Feed Limit Valve Kit 154740-19K Helps cure: Code P0218 Code P0741 Overheated converter Inadequate lubrication Excess converter pressure High TCC slip RPM
O-Ringed End Plug Kit 154740-17K Helps cure: Gear ratio & solenoid codes Lube failures Poor lube oil control Converter concerns Reduced converter clutch life TCC apply & release concerns Burnt converter
Oversized Converter Feed Limit Valve Kit 154740-22K Helps cure: Excess converter pressure High TCC slip RPM Code P0218 Code P0741 Overheated converter Inadequate lubrication Tooling: F-154740-TL22 VB-FIX
Oversized Signal Accumulator Piston Kit 154740-01K Helps cure: Poor shift quality Low line pressure No converter apply Hydraulic-related converter codes Burnt clutches Soft shifts Tooling: 154740-TL
Pressure Regulator & Shuttle Valve Kit 154740-02K Helps cure: Low line pressure Burnt clutches Harsh shifts Low cooler flow Loss of lube oil Overheated transmission & converter High line pressure
S1/S5 Clutch Control Valve Kit 154740-13K Fits either of 2 locations. Helps cure: Burnt clutches Pressure loss Poor shift quality
S2/S3/S4/TCC Clutch Control Valve Kit 154740-11K Fits any of 4 locations. Helps cure: Burnt clutches Pressure loss Poor shift quality Burnt converter TCC apply & release concerns
Shift Zip Kit® 8L45-8L90-SHIFT-ZIP Helps cure: Poor shift quality Burnt clutches Flare shifts Soft shifts Clutch slippage Low line pressure Ratio codes
Shuttle Valve Kit 154740-09K Helps cure: High line pressure Harsh shifts Low cooler flow Loss of lube oil Overheated transmission & converter
Signal Accumulator Piston Kit 154740-06K Includes 4 piston sets which fit any of 7 locations. Helps cure: Poor shift quality Low line pressure No converter apply Hydraulic-related converter codes Burnt clutches Soft shifts
TCC Zip Kit® 8L45-8L90-TCC-ZIP Helps cure: TCC apply & release concerns Overheated transmission & converter Loss of cooler flow Loss of lube oil Burnt converter High TCC slip RPM Code P0218 Code P0741
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April 21, 2021 Diagnosing 8L45 & 8L90 Shift Complaints: Always Check the VFS Solenoid Circuits Maura Stafford