April 12, 2017

GM 4L60-E Valve Body Identification Guide

'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 valvet
Bottom: No vent at manual valve
Part NumberGM047
'96-'00
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
'00-'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 (Warranty Only)
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