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
GM 4L60-E 1996-2000 Valve Body
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
GM 4L60-E 2000-2002 Valve Body​​​​​​​​​​​​​​
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)

Related Units


Related Parts

While Sonnax makes every effort to ensure the accuracy of technical articles at time of publication, we assume no liability for inaccuracies or for information which may become outdated or obsolete over time.