By Symptom
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Air Conditioning, Heater, Blower Motor
- Common Causes of Engine Overheating and How to Fix Them
- Dodge Ram AC blows cold then warm: Diagnose and fix
- Why a heater fan motor keeps running after the car is shut off
- Your Passenger Side Carpet is Wet: The most common causes
Belt Noise
- Diagnose Serpentine Belt Noise: A Complete Guide
- How to Diagnose a Bad Serpentine Belt Tensioner Before It Fails:
- Why You Should Never Use WD-40 on Drive Belts
Blue smoke from the exhaust
Brakes
Car won't start
- Car Won’t Start in Cold Weather — DIY Tips
- Car Won’t Start When Cold: The Most Common Causes
- Engine cranks but won’t fire up
- Reversed Jumper Cables and Car Won’t Start: What to Check
- Starter clicks once but won’t crank the engine — The Most Common Causes
- What Causes a Rapid Clicking Noise When Starting the Engine?
- What to Do When Your Car Won’t Start: Troubleshooting Guide
- Why Car Won’t Start With a Jump — Most common causes
- Why Your Car Won’t Start After Filling With Gas
Electrical symptoms
- Fuel gauge isn’t working or reading wrong amount
- No lights, power windows, heat, or AC
- Test a Honda Blower Motor
Misfire
- Engine Carbon Deposits: How to Safely Clean Your Engine
- Fix Engine Misfire: Common Causes and Solutions
- OBDII Scan tool Modes
- The Professional Way To Diagnose an Engine Misfire
- Volkswagen GTI Misfire
No crank
- Car Won’t Start in Cold Weather — DIY Tips
- Car Won’t Start With a Jump: The Biggest Mistake DIYers Make
- Car Won’t Start: No sound when turning the key
- Flickering dash lights and Car Won’t Start? Here’s Why
- Ford starter wiring diagram
- GM starter wiring diagram
- How to charge a car battery after a jump start
- No crank no start – Chrysler product
- Reversed Jumper Cables and Car Won’t Start: What to Check
- What to Do When Your Car Won’t Start: Troubleshooting Guide
No start
- Car won’t start after filling with gas
- Car Won’t Start in Cold Weather — DIY Tips
- Car Won’t Start With a Jump: The Biggest Mistake DIYers Make
- Car Won’t Start When Cold: The Most Common Causes
- Car wont start but it has a good battery
- Chevy Silverado won’t start
- Flickering dash lights and Car Won’t Start? Here’s Why
- Ford starter wiring diagram
- Fuel pump whine on GM diesel engines — Bulletin 18-NA-10
- GM starter wiring diagram
- No crank no start – Chrysler product
- Reversed Jumper Cables and Car Won’t Start: What to Check
- What Causes a Rapid Clicking Noise When Starting the Engine?
- What to Do When Your Car Won’t Start: Troubleshooting Guide
Noises, squeaks, squeals, click
- Engine ticking noise — Most common causes
- Find and fix squeaks chirps and rattle noises in your car
- Grinding noise while driving: The most common causes
- What Causes a Popping Noise When Turning at Slow Speeds?
- Why You Should Never Use WD-40 on Drive Belts
Overheating
Rough Idle, Surge, Hesitation, Stall
- Car Stalling Issues: Common Causes and Solutions
- Rough idle, high idle
- RPM fluctuation at idle — Most common causes
- The Top 10 Causes of a Rough Idle in Your Vehicle
- Troubleshooting a Rough Idle When Warm
- Why your car won’t start after pumping gas