4L60E Valve Body Identification Guide

 4L60E 4L65E 4L70E Valve Body Identification Guide

 

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1993 – 1994

• Solenoids on valve body: 4
• EPC Solenoid Type: Early
• 3-2 Control Solenoid: PWM (metal, white) 10-15 Ω
• TCC Solenoid: None
• Manual Valve: Non-vented
• Casting:
  Bottom: Open port over 3-2 valve
  Bottom: No vent at manual valve
  Top: 1 port

1995

• Solenoids on Valve Body: 5
• EPC Solenoid Type: Early
• 3-2 Control Solenoid: PWM (metal, white) 10-15 Ω
• TCC Solenoid: PWM (metal, white) 10-15 Ω
• Manual Valve: Non-vented
• Casting
  Bottom: Open port over 3-2 valve
  Bottom: No vent manual valve
  Top: 1 port 

1996 – 2000

• Solenoids on Valve Body: 5
• EPC Solenoid Type: Early
• 3-2 Control Solenoid: ON/OFF (plastic, white) 20-31 Ω
• TCC Solenoid: PWM (plastic, gray) 10-15 Ω
• Manual Valve: Vented
• Casting
  Bottom: 3-2 Port cast shut
  Bottom: Vent at manual valve
  Top: 1 port

2000 – 2002

• Number of Solenoids: 5
• EPC Solenoid Type: Early
• 3-2 Control Solenoid: ON/OFF (plastic, white) 20-31 Ω
• TCC Solenoid PWM: (plastic, gray) 10-15 Ω
• Manual Valve: Vented
• Casting
  Bottom: TCC annular exhaust port
  Bottom: 3-2 Port cast shut
  Bottom: Vent at manual valve
  Bottom: TCC annular exhaust port
• Top: 1 port 

2003 – 2008

• Number of Solenoids: 5
• EPC Solenoid Type: Late
• 3-2 Control Solenoid: ON/OFF (plastic, white) 20-31 Ω
• TCC Solenoid: PWM (plastic, gray) 10-15 Ω
• Manual Valve: Vented
• Casting
  Bottom: TCC annular exhaust port
  Bottom: 3-2 Port cast shut
  Bottom: Vent at manual valve
  Bottom: TCC annular exhaust port
• Top: 2 port

Colorado & Hummer H3

• Number of Solenoids: 5
• EPC Solenoid Type: Late
• 3-2 Control Solenoid: ON/OFF (plastic, white) 20-31 Ω
• TCC Solenoid: PWM (plastic, gray) 10-15 Ω
• Manual Valve: Vented
• Casting
  Bottom: Casting angled by EPC and shift solenoid
  Bottom: TCC annular exhaust port
  Bottom: 3-2 Port cast shut
  Bottom: Vent at manual valve
  Bottom: TCC annular exhaust port
• Top: 2 port