used-car-advisor

Evaluate used-car listings, estimate fair prices, and flag problematic models.

Updated Mar 17, 2026
One-click install
npx skills add https://github.com/shahmirerror/gsdcp-mobile --skill used-car-advisor-shahmirerror
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: used-car-advisor
Source: https://github.com/shahmirerror/gsdcp-mobile/tree/main/.local/secondary_skills/used-car-advisor
Command: npx skills add https://github.com/shahmirerror/gsdcp-mobile --skill used-car-advisor-shahmirerror

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Evaluate used car listings, estimate fair value, flag known-problem models, and coach negotiation.

Core Features & Use Cases

  • Listing search workflow: search across platforms, collect data, and present listings with key details.
  • Evaluation & Fair Pricing: apply the Fair Price Method and flag red flags for models with known issues.
  • Negotiation & PPI guidance: provide buy-ready negotiation steps and pre-purchase inspection guidance.

Quick Start

Tell me the best value used car under a given budget with fair price estimates and negotiation tips.

Frequently Asked Questions about used-car-advisor

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I evaluate used car listings to estimate a fair price?

To evaluate used car listings, compile listing metadata across platforms and apply a fair price methodology to estimate value, flag known problematic models, and prepare actionable negotiation steps.

What red flags should I look for when analyzing used car pricing?

When analyzing used car pricing, look for known problematic models flagged by the evaluation workflow, which identifies specific red flags to help you avoid vehicles with recurring mechanical or structural issues.

How do I negotiate a used car purchase after finding a listing?

Negotiate a used car purchase by following the actionable negotiation steps generated from the listing analysis, which use fair price estimates and flagged red flags to coach your buy-ready strategy.

Can I compare used car prices across multiple listing platforms?

Yes, you can compare used car prices across multiple listing platforms by searching and collecting listing data with key metadata, then presenting the compiled listings for side-by-side evaluation.

What pre-purchase inspection guidance is available for used cars?

Pre-purchase inspection guidance for used cars provides buy-ready checklists and strategies, ensuring you check known issues flagged during the listing evaluation before finalizing the negotiation and purchase.

What is the best way to find a used car under a specific budget?

The best way to find a used car under a specific budget is to search listings, apply fair price estimates to evaluate value, flag problematic models, and generate negotiation tips for the best deal.