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Why Dogs Lunge, Chomp or Chase Cars & How to Stop It

Malinois lunging at a passing car due to prey drive.
June 25, 2025
 

While this is cute and funny to watch, it may not be so funny if it’s your dog. This behavior can become problematic. Here’s a brief overview of why dogs lunge, chomp at, or chase cars, and what you can do about it.

🚗 Why Dogs Chase or Lunge at Cars

  • Prey drive instincts

  • Motion triggers reactive behavior

  • Lack of impulse control or appropriate outlet

🧨 Why It’s Dangerous

  • Injury risk to dog and driver

  • Reinforcement of obsessive behaviors

  • Escalation into aggression

💡 How to Redirect This Behavior

  • Use of impulse control games

  • Engagement-based training (e.g., look at me, heel)

  • Structured exercise to drain drive safely

🛠️ Training Tips & Tools

  • Use an EasyWalk harness on walks and a long line for safety during decompression walks

  • Teach pattern games to refocus arousal

  • Consider hiring a certified trainer for behavior modification

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