For 1999-2003 GM Chevy/GMC 4L60E TRANS Park Neutral Safety Switch 12450016

Park Neutral Safety Switch for GM, Chevy, and GMC

This park neutral safety switch prevents your vehicle from starting while in gear and cross-references with part number 12450016.

Overview

This park neutral safety switch is designed for vehicles equipped with the 4L60E automatic transmission. The park neutral safety switch ensures that the engine can only be cranked in park or neutral positions, protecting the operator and bystanders. It is a critical component for mechanics and truck owners resolving starting or reverse light issues.

Built For Performance

• Precisely calibrated switch contacts for accurate gear position detection
• Weatherproof housing keeps moisture and road debris away from internal circuits
• Includes necessary mounting slots for correct rotational alignment
• Direct plug-and-play connector interface

Fits These Machines

• for GM Vehicles 1999-2003 with 4L60E Transmission
• for Chevy Vehicles 1999-2003 with 4L60E Transmission
• for GMC Vehicles 1999-2003 with 4L60E Transmission

On-The-Job Use

• Fixing starting issues where the engine will not crank in park
• Restoring backup light function triggered by gear selection
• Replacing damaged transmission safety switches during rebuilds

Specs At A Glance

Good To Know

Q: What are the signs of a failing park neutral safety switch? A: Common symptoms include the engine not cranking in park but starting in neutral, reverse lights failing to work, or the engine starting in any gear position.

Q: Is alignment necessary when installing this switch? A: Yes, this switch must be properly aligned with the transmission manual shaft to ensure accurate gear position readings.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.