Loses acceleration when traveling up a hill

2007 NISSAN SERENA
11,000 MILES • 4 CYL • AUTOMATIC
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TIMOTHY MWANGI
  • MEMBER
  • 1 POST
When this car appears to mountain while loaded it accelerate low as if it is not changing gears. End up a stop up I turned off the engine after twenty minutes it picks slowly and then retains. What should I do?
May 14, 2018 at 10:44 PM
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STRAILER
  • ✓Experienced Mechanic
  • 55,554 POSTS
Hello,

It sounds like you have a plugged up catalytic converter but to confirm the issue please follow this guide and report back.

https://www.2carpros.com/articles/how-to-test-a-catalytic-converter

Please run down this guide and report back.

Cheers, Ken
May 17, 2018 at 3:34 AM
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