Cannot get replacement car door parts to work due to incompatible wiring harness connectors, causing loss of power windows, locks, mirrors, and door sensor.

No easy way to verify wiring harness compatibility of a replacement car door before purchase, leading to trial-and-error and wasted effort.

Severity

4High

Willingness to Pay

implied

Added

May 14, 2026

Workarounds Described

bought a door off marketplace and hoped connectors match
considering tearing door apart to swap wire harness
thinking of ordering another switch to test compatibility

Implied Software Gaps

Automotive part compatibility verification tool with connector identification

App Concept

WiringWizard Pro

A parts compatibility verification app that uses VIN, model year, and door photos to confirm wiring harness and connector match before purchase. Saves time and frustration by predicting compatibility and providing installation guidance.

Key Features

VIN-based compatibility check
Photo recognition of connectors
Cross-reference database for OEM part numbers
DIY installation guides with diagrams

Target Users: Car owners and DIY mechanics working on Chrysler/Dodge minivans and similar vehicles

Revenue Model: $4.99 per compatibility check, or $9.99/month subscription for unlimited checks

Existing Solutions Mentioned

marketplace used partsoriginal wire harness swap

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