PSI 09-14 LH9/LY5/LMG/LH8 (5.3L) w/ 4L60E or 4L80E Standalone Harness

The PSI standalone harness is designed for retrofitting 2009-2014 GM Vortec truck LH6, LY5, LMG, and LH8 engines with 4L60E or 4L80E automatic transmissions into older muscle cars and street rods or newer non-emissions controlled vehicles.

For 4L60E applications, a 2007 or newer 4L60E transmission is required. The harness is completely plug and play with a four-wire hookup and provides 4-5 feet of length from the rear of the cylinder head to the PCM mounting position under the vehicle dashboard.

Application:

2009-2014 GM Vortec Truck LH6 Engines
2009-2014 GM Vortec Truck LY5 Engines
2009-2014 GM Vortec Truck LMG Engines
2009-2014 GM Vortec Truck LH8 Engines
5.3L
4L60E Automatic Transmission – 2007 or Newer 4L60E Required
4L80E Automatic Transmission

Parts Included:

Complete Engine and Transmission Wiring Harness
Instruction Manual

Connections For:

Fuse / Relay Box
Fuel Pump Control – Relay Included
Fan Controls – Relays Available Separately (KIT-1010)
Check Engine Light
Speedometer
Tachometer
OBD2 Port
Accelerator Pedal and Throttle Body
MAF Sensor
MAP Sensor
Engine Coolant Temperature Sensor
Alternator Control
(2) Oxygen Sensors
Crank Sensor
Cam Sensor
Fuel Injectors
Coil Packs
Transmission Control
Knock Sensors

Additional Items Required:

E38 ECM
Corvette or Vortec Truck Pedal
MAF Sensor

Harness Features & Notes:

Designed for Retrofitting 2009-2014 LH6, LY5, LMG, and LH8 Engines
Designed for 4L60E or 4L80E Transmissions
Designed for Older Muscle Cars, Street Rods, or Newer Non-Emissions Controlled Vehicles
Completely Plug and Play with Four-Wire Hookup
Switched Power, Constant Power, and Ground Connections Required
4-5 Feet of Length from the Rear of the Cylinder Head to the PCM Mounting Position Under the Vehicle Dashboard
Sliding Grommet Seal Allows for Professional, Leak-Proof Installation
Constructed from Brand New GM Delphi Connectors
TXL (Polyethylene Cross Linked) High-Temperature Wire to GM Specifications
100% Quality Inspected Prior to Shipping
PCM VATs Removal Required
DOD/AFM is Not Included with This Harness