January 01, 2013

4T65-E Valve Body Identification

Part No. Chart

Part No.MakeYearsEPC SolenoidOil Pump Shaft Sleeve
GM035GM'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

GM035GM037
GM039 (Warranty Only)GM040 (Warranty Only)
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Related Parts

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