DIY mechanic struggles to install parking brake shoe spring and retaining pin on 1993 Mitsubishi 3000GT due to tight clearance and lack of knowledge on correct technique.

Existing online tutorials or manuals may not provide step-by-step guidance for this specific brake shoe design with the spring-loaded pin, leaving the user stuck without real-time assistance.

Severity

3Medium

Willingness to Pay

implied

Added

May 11, 2026

Workarounds Described

takes pictures of the brake assembly and posts them on Reddit for advice
attempts to manually push pin through ring and spring without special tool

Implied Software Gaps

Augmented reality assistant that overlays assembly steps on the real part
Instant access to vehicle-specific, mechanic-verified tutorial for uncommon repair tasks

App Concept

BrakeGuide Pro

An on-demand video tutorial and interactive checklist app for DIY auto repairs. Users can search a specific vehicle model and repair task, access step-by-step videos with tips from mechanics, and use augmented reality overlays to identify correct parts and assembly sequence. Unlike generic YouTube videos, BrakeGuide Pro offers vehicle-specific, verified guidance.

Key Features

Vehicle-specific repair guides with VIN lookup
Step-by-step video tutorials with mechanic narration
Augmented reality overlay to highlight parts and tool positions
Community Q&A with verified mechanics

Target Users: DIY mechanics (hobbyists and car owners) performing repairs on older or niche vehicles, including auto enthusiasts and weekend warriors.

Revenue Model: $4.99 per single-vehicle repair guide or $19.99/month subscription for unlimited access to all guides.

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