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Sonnax rebuilt valve body GM039 is no longer in production. Please check with your distributor for availability. For service inquiries, please see details on Sonnax’s Limited Lifetime Warranty on remanufactured valve bodies.

WARNING!

GM & Volvo 4T65-E valve bodies are significantly different.

4T65-E

Remanufactured Valve Body
Part No. GM039

Volvo, '99-'02

January 01, 2013

4T65-E Valve Body Identification

Valve Body Xpress

Topics: Identification Guides Remanufactured Valve Bodies Transmission

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  • Gm039

4T65-E Valve Body Identification

Part No. Chart

Part No.MakeYearsEPC SolenoidOil Pump Shaft Sleeve
GM035
GM'97-'02HolleyYes
GM037
GM'03-LaterBoschNo
GM039 (Warranty Only)
Volvo'97-'01HolleyYes
GM040 (Warranty Only)
Volvo & GM Tap Shifts'03-LaterBoschNo


Make Identification

The difference between the GM and Volvo versions can be identified by looking at the corner of the valve body. If cut-off it is a GM. If it is a 90° corner, it is a Volvo or GM Tap Shift. See below for examples.


Visual Identification

GM035
GM037
GM039 (Warranty Only)
GM040 (Warranty Only)