6L80 Series Pressure Regulator Valve Repairs — Pump Drilling Explained

Presented by Sonnax

The best way to address GM6L45,6L50,ldsports乐动 ,6L90pressure regulator valve problems is by replacing a wear-prone OE valve with an improved乐动体育足球 or oversized part. Installation does require drilling a small hole in the pump, though, to prevent excessive line pressure. Learn more about why drilling is necessary and watch the simple, step-by-step process in this quick video.

Featured parts:

• Drop-InPressure Regulator Valve 104520-14K
• Drop-InZip Kit^®6L45-6L90-ZIP
• Oversized Pressure Regulator & Boost Valve Kit 104520-07K

Related Units

Related Parts

Required

Recommended

6L45,6L50,ldsports乐动 ,6L90

Oversized Pressure Regulator & Boost Valve Kit104520-07K

Helps cure:
• Erratic line pressure
• High line pressure
• Low line pressure
• Clutch slippage
• Harsh shifts
• Low cooler flow
• Burnt clutches
• No cooler flow
• Overheated transmission
• Converter concerns

Required

Recommended

6L45,6L50,ldsports乐动 ,6L90

Zip Kit®6L45-6L90-ZIP

Helps cure:
• Burnt clutches
• Delayed engagement
• 3-4 Bump
• Inadequate lubrication
• Low pressure
• Slips & flares
• Soft shifts
• TCC apply & release concerns
• TCC codes

Required

Recommended

6L45,6L50,ldsports乐动 ,6L90

Pressure Regulator Valve Kit104520-14K

Helps cure:
• Erratic line pressure
• High line pressure
• Low line pressure
• Clutch slippage
• Harsh shifts
• Low cooler flow
• No cooler flow
• Overheated transmission
• Soft shifts
• Converter concerns

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