Air Conditioning Service Explainer

Help me explain A/C system service to a customer:

Vehicle: [YEAR MAKE MODEL]
Customer Complaint: [DESCRIBE - not cold, noise, smell, etc.]

Diagnostic Findings:
- High Side Pressure: [READING]
- Low Side Pressure: [READING]
- Vent Temperature: [READING]
- Refrigerant Charge: [STATUS]
- Compressor Operation: [STATUS]
- Leak Detection Results: [FINDINGS]
- Visual Inspection: [FINDINGS]

Diagnosis: [ROOT CAUSE]

Recommended Repair: [DESCRIBE]
Estimate: [AMOUNT]

Create an explanation including:
1. How automotive A/C systems work (simplified)
2. What we tested and why
3. What we found and what it means
4. Why this repair is recommended
5. Component explanation (compressor, condenser, evaporator, etc.)
6. R-134a vs. R-1234yf differences (if applicable)
7. Repair options (if multiple exist)
8. Cost breakdown and justification
9. Warranty information
10. How long the repair takes
11. Preventive maintenance tips
12. When to use A/C year-round benefits
13. Common questions and answers