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Painless Wiring 60508 1999-2002 GM LS1 Engine Harness

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Painless Wiring 60508 1999-2002 GM LS1 Engine Harness
Painless Wiring 60508 1999-2002 GM LS1 Engine Harness

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Painless Wiring 60508 1999-2002 GM LS1 Engine Harness

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What's in the Box

Take advantage of GM's electronic engine management system with this Painless Wiring Harness. Complete stand alone harness allows you to install late model GM fuel injected engine and correct computer into almost any chassis.

Besides the obvious economy and driveability benefits, check out these other great features that make it easy and painless to install:
  • Foolproof factory connections
  • ALDL (diagnostic) plug
  • Computer controlled fuel pump provision
  • GM color code
  • Closed loop design
  • Complete information manual

1999-2002 GM LS1 Wiring Instructions (PDF)

Application

For installations of a mechanical throttle body LS1 / LS6 engine with a 4L60E or T-56 transmission using ECMs with service #12200411 or #9354896. These engines and transmissions were factory equipped in 1999 - 2002 Chevrolet Camaro. This harness may also be used when a throttle by wire LS1 or LS6 from a Corvette is converted to mechanical throttle.

  • Year: 1999 - 2002
  • Make: General Motors 
  • Model: Camaro, Firebird, Corvette 
  • Engine: 5.7L LS1 / LS6 w/ Cable Throttle Body 
  • Trans.: 4L60E, T-56
  • Painless Application Chart (PDF)

 

Specs

Number of Circuits: 8 Fuses with 2 Ignition & 1 Fuel Pump Relay
Fuse Type: Blade
Firewall Passthrough: Grommet
Color Code Based: 2000 Camaro
Connectors Included: ECM, TPS, IAC, CTS, IAT, MAF, MAP, Injectors, Coils, CMP, CKP, Knock, VSS, Transmission, Front Bank 1 & 2 O2 Sensors
Circuit Designations: Printed Wire Tags on all Connectors and Open Ended Wires

These kits include:

  • All new fuel injection harness with OEM fitment connectors and harness breakouts
  • OBDII connector, mounting bracket and check engine light
  • Harness does not include any emissions related connections
  • Crimp-on terminals, rubber grommet
  • Mounting hardware
  • Installation manual

 

Item Details

4 Feet Between Engine and ECM

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                        Take advantage of GM's electronic engine management system with this Painless Wiring Harness. Complete stand alone harness allows you to install late model GM fuel injected engine and correct computer into almost any chassis. 

Besides the obvious economy and driveability benefits, check out these other great features that make it easy and painless to install:
  • Foolproof factory connections
  • ALDL (diagnostic) plug
  • Computer controlled fuel pump provision
  • GM color code
  • Closed loop design
  • Complete information manual

1999-2002 GM LS1 Wiring Instructions (PDF)

Number of Circuits: 8 Fuses with 2 Ignition & 1 Fuel Pump Relay
Fuse Type: Blade
Firewall Passthrough: Grommet
Color Code Based: 2000 Camaro
Connectors Included: ECM, TPS, IAC, CTS, IAT, MAF, MAP, Injectors, Coils, CMP, CKP, Knock, VSS, Transmission, Front Bank 1 & 2 O2 Sensors
Circuit Designations: Printed Wire Tags on all Connectors and Open Ended Wires

These kits include:

  • All new fuel injection harness with OEM fitment connectors and harness breakouts
  • OBDII connector, mounting bracket and check engine light
  • Harness does not include any emissions related connections
  • Crimp-on terminals, rubber grommet
  • Mounting hardware
  • Installation manual 
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Speedway GM Engine Wiring Harness, 1999-02 LS1
                        

Take the fear out of electronic fuel injection! These engine wiring harnesses are designed to make your engine transplant effortless. Each new harness contains in-depth application-specific instruction sheets, clearly marked factory GM connectors, labeled GXL jacketed wire, GM color coding, and pre-fitted corrugated slit loom for an extra value and professional look. All un-needed emissions wiring is eliminated to make the install as simple and reliable as possible. Standard length harnesses are 54" from the back of the engine to the PCM connectors.

1999-2002 LS1

  • Made from premium grade GXL jacketed automotive wire
  • Most wiring is larger gauge than stock application for durability
  • No splices to reduce points of failure
  • All primary grounding is done at the head or block and grounding points are isolated from each other to reduce electrical interference and minimize ground looping
  • Harness wiring matches GM wiring configuration and jacket colors follow GM color coding for easy identification
  • All electrical connectors are made by Delphi or Packard and are direct fit for GM cars and trucks
  • Can be installed to run engine in 20 minutes, but figure 4-6 hours for a professional installation
  • Diagnostic connector or OBD2 port for connection to scanners and tuning tools
  • Made in the USA.
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  • Specially extruded liner for extended life of the cable
  • Aluminum fittings with ferrule to eliminate frayed cable ends
  • Adaptable for all types of manifolds including tunnel ram, blower manifolds and Weber induction systems
  • Complete instructions included

Throttle Body and Carb End Fittings Guide (Link)

491-001000 Instructions (PDF)

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