Standalone Gen 4 LSx Engine Wire Harness 2007+ E38 DBW (EV6 LS3 Injector 4.8L, 5.3L, 6.0L, 6.2L) 4L60E Transmission

Photos of products are sample images. Actual product may vary.

Designed to be a universal fit LSx engine harness, our Stocker Series harnesses come standard with a sealed fuse box, Techflex split braided loom, and heat shielding to protect areas of the harness that are typically near exhaust.

Easily add electric fans with our Sealed E-Fan Add-on Module

The CPW Stocker series harness contains all of the following connections:

• ECM (Black and Gray Connections)
• Crank position sensor (3 pin gray, rear passenger side behind starter. For 58x Crank reluctor)
• Cam position/VVT (5 pin black, front of engine with adapter for 3 pin connection)
• Knock sensors (2 pin cream colored plug, driver and passenger side of engine just above oil pan)
• MAP sensor (3 pin gray plug w/ adapter to 3 pin black. Sensor mounts to intake in various locations depending on intake)
• Engine coolant temperature (2 pin plug, front Driver’s side cylinder head)
• Mass air flow (5 pin plug, front of engine. Sensor p/n 15865791 or equivalent)
• Injectors (2 pin plugs, EV6 connection)
• Coils (7 pin gray plug, between middle 2 injectors on each side of engine. Connects to factory coil sub-harness)
• Throttle body (6 pin black plugs in to throttle body)
• Electronic pedal (6 pin black out near ECM. For use with Corvette pedal p/n 19417903 or equivalent. Swap pins D & F, Brown & White/black, for truck pedal)
• Oxygen sensors (5 pin trapezoid black. Uses sensor p/n 12581966 or equivalent. Routed out back side of engine)
• Alternator (4 pin plug, 2 wires w/ adapter to 2 pin)
• Oil Pressure (3 pin small round w/ adapter for larger style connection. Center back of engine behind intake)
• Cylinder Shutoff, DOD/AFM (5 pin black Center back of engine behind intake)
• Diagnostic link connector (16 pin black, intended to mount inside vehicle for ease of access)
• Vehicle speed sensor (2 pin plug long enough to reach tail of transmission)
• Optional – 4L60E, 4L80E Automatic transmission connector (TCM connection, black connector with blue cover near ECM and round gray plug out back of engine)
• Optional – Input speed sensor (2 pin plug, included with 4L80e transmission option)
• Optional – 6L80E Automatic transmission connector (Round black 16 pin connection out back of engine)

Bare input and output wires

• 12V switched (Pink/Black, ignition power signal from vehicle ignition switch)
• Power to Fuel Pump (Gray, 20A fused output from fuel pump relay pre-installed in sealed fuse box)
• Tachometer (White, engine speed output from ECM)
• Speedometer (Dk Green/White, calculated vehicle speed output from ECM)
• Check Engine (Brown/White, ground signal from ECM to operate service engine light)
• Fan 1 (Dark Green, control wire from ECM to operate primary electric fan relay)
• Fan 2 (Dark Blue, control wire from ECM to operate secondary electric fan relay)
• Optional – Brake Switch (Light Blue, connect to brake switch for TCC lockup control)
• Optional – Tap shift (Purple, connect to resistor pack for tap shift control)