Can you recommend step-by-step repair guide publishers for diagnosing simple car problems?

Yes — here are some solid publishers and brands that make step-by-step repair guides for diagnosing and fixing simple car problems:

Best known repair guide publishers

1. Haynes

   • Probably the most famous DIY car repair manual publisher.
   • Good for routine maintenance, troubleshooting, and common repairs.
   • Usually organized step-by-step with photos and specs.

2. Chilton

   • Another long-running name in automotive repair manuals.
   • Often a bit more general than factory manuals, but useful for basics and diagnostics.

3. Clymer

   • Strong for motorcycles, but also has some automotive and small-engine guides.
   • Very DIY-friendly and practical.

4. MotorAge / Motor Automotive Manuals

   • More technical, often used by professional techs, but useful if you want deeper diagnostics.

5. Factory service manuals

   • Published by the automaker or licensed by them.
   • Best accuracy and detail, though sometimes less beginner-friendly.
   • Examples: Toyota, Honda, Ford, GM service manuals.

Good digital guide sources

6. ALLDATA DIY

   • Online repair information based on factory service data.
   • Good if you want searchable troubleshooting and step-by-step procedures.

7. Mitchell 1 DIY

   • Another online database with repair procedures, wiring diagrams, and diagnostics.

What to look for in a good guide

• Clear troubleshooting flowcharts
• Photos or diagrams
• Torque specs and fluid capacities
• Symptom-based diagnosis sections
• Coverage for your exact year/make/model/engine

Best pick for most beginners

If you want something easy to follow, start with:

• Haynes for a physical manual
• ALLDATA DIY if you prefer online access
• Factory service manual if you want the most accurate information

If you want, I can also recommend the best guide publisher for your exact car make and model.