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4L60-E, 4L65-E, 4L70-E

Remanufactured Valve Body
Part No. GM049

'01-'02 Annular Lockup

January 01, 2013

4L60-E Valve Body Identification

Valve Body Xpress

Topics: Identification Guides Remanufactured Valve Bodies Transmission GM 4L60-E Transmission

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January 01, 2013

GM 4L60-E Solenoid Codes Set on Start-Up

Valve Body Xpress

Topics: Diagnostics And Theory Remanufactured Valve Bodies Transmission GM 4L60-E Transmission

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  • Gm049

4L60-E Valve Body Identification

Part Number Chart

'93-'94 1995
'96-'01
4 Solenoids, Non-PWM Type The year is cast behind the EPC solenoid. The year is cast behind the EPC solenoid. The PWM solenoid can be either tan or gray (see GREEN ARROW).
Part No. GM046 Part No. GM047 Part No. GM048

'01-'02 Annular Lockup
'03-Later
The year is cast behind the EPC Solenoid.
The worm tracking of the annular lockup style is different! See below for details.
'03-Later have a Bosch Style EPC.
Part No. GM049 Part No. GM051
Colorado, Hummer
Must visually identify this valve body by the cut off corner or the front drive shaft positioned under the transmission pan.
Part No. GM052


Annular Lockup Identification

GM added a fully annular lockup style of the 4L60-E in 2001. The worm tracking of the annular lockup style is different!

Please verify that your worm track looks exactly like the area that is HIGHLIGHTED IN BLUE!

4L60-E Valve Body Identification

'93-'94


Number of Valve Body Solenoids4
EPC SolenoidEarly
3-2 Control SolenoidPWM (metal, white) 10-15 Ω
TCC SolenoidNone
Manual ValveNon-vented
CastingBottom: Open port over 3-2 valve
Bottom: No vent at manual valve
Part NumberGM046
'95


Number of Valve Body Solenoids5
EPC SolenoidEarly
3-2 Control SolenoidPWM (metal, white) 10-15 Ω
TCC SolenoidPWM (metal, white) 10-15 Ω
Manual ValveNon-vented
CastingBottom: Open port over 3-2 valve
Bottom: No vent at manual valve
Part NumberGM047
'96-'01

Number of Valve Body Solenoids5
EPC SolenoidEarly
3-2 Control SolenoidON/OFF (plastic, white) 20-31 Ω
TCC SolenoidPWM (plastic, gray) 10-15 Ω
Manual ValveVented
CastingBottom: 3-2 Port cast shut
Bottom: Vent at manual valve
Part NumberGM048
'01-'02 Annular Lockup

Number of Valve Body Solenoids5
EPC SolenoidEarly
3-2 Control SolenoidON/OFF (plastic, white) 20-31 Ω
TCC SolenoidPWM (plastic, gray) 10-15 Ω
Manual ValveVented
CastingBottom: TCC annular exhaust port
Top: TCC annular exhaust port
Bottom: 3-2 Port cast shut
Bottom: Vent at manual valve
Part NumberGM049
'03-'08

​​​​​​​

Number of Valve Body Solenoids5
EPC SolenoidLate
3-2 Control SolenoidON/OFF (plastic, white) 20-31 Ω
TCC SolenoidPWM (plastic, gray) 10-15 Ω
Manual ValveVented
CastingBottom: TCC annular exhaust port
Top: TCC annular exhaust port
Bottom: 3-2 Port cast shut
Bottom: Vent at manual valve
Part NumberGM051
Colorado, Hummer H3

​​​​​​​

Number of Valve Body Solenoids5
EPC SolenoidLate
3-2 Control SolenoidON/OFF (plastic, white) 20-31 Ω
TCC SolenoidPWM (plastic, gray) 10-15 Ω
Manual ValveVented
CastingBottom: Angled by EPC and accumulator valve
Bottom: TCC annular exhaust port
Top: TCC annular exhaust port
Bottom: 3-2 Port cast shut
Bottom: Vent at manual valve
Part NumberGM052