Painless Performance EFI Harness For Mechanical Throttle Body GM Gen III 4.8L/5.3L/6.0L 1999-2006

Painless Performance:
60714
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MSRP $991.06
$924.99
You save 7%

Painless Performance EFI Harness for 1999, 2000, 2001, 2002, 2003, 2004, 2005 and 2006 4.8L, 5.3L and 6.0L GM Gen III Engines with a Mechanical Throttle Body.

Get a new aftermarket EFI harness for your 1999-2006 4.8L, 5.3L or 6.0L engine with a mechanical throttle body and make swapping your engine even easier by picking up this Painless Performance (60714) EFI Harness that’s now available at CJ Pony Parts! 

Features & Benefits:
- Eight (8) Fuses with Ignition, Fuel Pump and Air Pump Relays
- 4 Feet between Engine and ECM
- Blade Fuse Type
- 1999 C1500 Truck Color Code
- Includes ECM with VATS Removed
- Replaces Broken or Corroded Wiring
- Restores Quality, Organized Modern Wiring Set-Up
- For 1999-2006 4.8L, 5.3L and 6.0L Engines with Mechanical Throttle Body Using LS1 / LS6 PCM
- Works with 4L60E, 4L65E, 4L70E, 4L80E, 4L85E or Manual Transmission 

This Painless Performance (60714) EFI Harness features eight fuses with ignition, fuel pump and air pump relays and gives you four feet of wiring between your engine and ECM. It has blade fuse types and includes an ECM with VATS removed. This new harness is a great way to replace broken or corroded wiring while getting that quality, organized modern wiring set-up you’ve been looking for!

Fuse Block Protects the Following Circuits:
- Air Pump and Air Pump Solenoid
- Canister Purge, Canister Vent, Transmission and Park Neutral Position Switch
- Driver Side Injectors and Coils
- Dual 40-Amp Ignition Relays
- Fuel Pump
- Heated O2 Sensors, Mass Airflow Sensor and Brake Switch
- Pass Side Injectors and Coils
- ECM B+ and DLC B+
- ECM IGN and Malfunction Indicator Lamp 

Includes Connections for the Following Components:
- A/C Request
- Air Pump
- Air Pump Relay
- Air Pump Solenoid
- Alternator
- Brake Switch
- Cam Position Sensor
- Canister Purge
- Canister Vent
- Crank Position Sensor
- Data Link Connector
- Driver/Pass Front O2 Sensors
- EGR Valve
- Engine Coolant Temperature
- Fan #1 Relay Ground ECM Activation
- Fan #2 Relay Ground ECM Activation
- Fuel Pump
- Fuel Pump Relay
- Fuel Pump Test
- Grounds
- Idle Air Control
- Ignition Coils
- Ignition Switch Signal
- Injectors
- Input Speed Sensor
- Knock Sensors
- Malfunction Indicator Lamp
- MAP Sensor
- Mass Airflow Sensor and Intake Air Temperature Sensor
- Output Speed Sensor
- Park/Neutral Switch
- ECM
- Reverse Lights
- Starter
- Starter Relay
- Tachometer
- Throttle Position Sensor
- Transmission
- VSS Output for Speedometer 

Please Note: This harness does not support Flex Fuel USCAR injectors. 

*2003-2006 engines which were originally flex fuel will also require Delphi Multec 2 (factory truck style) injectors to be installed.
*Harnesses do not include connections for the rear O2 sensors or fuel tank pressure sensor but are available separately.
*Included with this kit is an 0411 ECM PN 60712. This ECM has the VATS removed and is loaded with a base truck tune. Further tuning will be required by a local tuner.

California Residents: Proposition 65 Warning

Vehicle Fitment

This product will fit the following C10 years:

  • 1960,
  • 1961,
  • 1962,
  • 1963,
  • 1964,
  • 1965,
  • 1966,
  • 1967,
  • 1968,
  • 1969,
  • 1970,
  • 1971,
  • 1972,
  • 1973,
  • 1974,
  • 1975,
  • 1976,
  • 1977,
  • 1978,
  • 1979,
  • 1980,
  • 1981,
  • 1982,
  • 1983,
  • 1984,
  • 1985,
  • 1986,
  • 1987,

This product will fit the following F-100 years:

  • 1948,
  • 1949,
  • 1950,
  • 1951,
  • 1952,
  • 1953,
  • 1954,
  • 1955,
  • 1956,
  • 1957,
  • 1958,
  • 1959,
  • 1960,
  • 1961,
  • 1962,
  • 1963,
  • 1964,
  • 1965,
  • 1966,
  • 1967,
  • 1968,
  • 1969,
  • 1970,
  • 1971,
  • 1972,
  • 1973,
  • 1974,
  • 1975,
  • 1976,
  • 1977,
  • 1978,
  • 1979,
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