Car starts and idles, when I step on the gas pedal and no power at all.
Mar 16, 2025 at 8:22 PM
STRAILER
✓Experienced Mechanic
55,540 POSTS
This happens when one of the catalytic converters gets clogged, the engine has skipped time, or the MAP sensor or fuel pump is bad. Let's run the codes for clues of what the problem can be, so we can go from there. Here are two guides, please go over them and get back to me.
You might what to use a rubber mallet and tap the exhaust system to see if you can hear anything rattling inside just behind the cats. Check out the images (below).