4L70E Internal Wiring Harness 2006-2013 15320476 OEM

Overview

Aftermarket internal wiring harness for 4L70E automatic transmissions, 2006-2013 model years. Direct-fit replacement built to OEM specifications. Trusted in shops nationwide for 4L70E rebuilds and repairs.

Common Symptoms This Part Solves

Multiple intermittent solenoid codes, transmission shifting erratically, fluid contamination in wiring connector. Internal harness failures cause shift problems that mimic solenoid failure but the harness is the actual root cause.

Specifications

• Transmission: 4L70E
• Part Type: Internal Wiring Harness
• Brand: Aftermarket
• Part Number: 15320476
• Year Range: 2006-2013
• Quality Level: Premium Aftermarket

Fitment

Fits GM, Chevrolet, GMC vehicles equipped with the 4L70E automatic transmission, 2006-2013 model years. Cross-check your transmission ID tag and existing part number before ordering. Contact us for fitment verification on borderline year-model combinations.

Quality & Service

Free shipping on orders over $99. Same-day shipping on in-stock parts. All parts are sourced through verified suppliers and inspected before fulfillment. Questions about fitment or installation? Contact our team — we know 4L70E transmissions inside and out.