Loss of power in motor. 5.3 v8

Asked by Feb 16, 2019 at 09:03 PM about the 2008 Chevrolet Silverado 1500

Question type: Maintenance & Repair

Going up a hill loses 90 percent of
power with accelerator to floor.
Changed all coil packs and wires, no
change.

4 Answers

244,765

Are the cats plugged up?

Cats what do you mean, never heard of cats before.

244,765

Sorry. Catalytic converters. A muffler shop can do a back pressure test.

OK, thanks. Never thought that could cause that.

Your Answer:

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