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Check engine light is on. Message: engine reduced power

Customer Question
Check engine light is...

Check engine light is on. Message : engine reduced power loss, gmc Yukon denali 2007

Mechanic's Assistant: Does the light stay on, or does it blink?

No

Mechanic's Assistant: Are you fixing your Yukon Denali yourself? What have you tried so far?

Not yet may be tomorrow

Mechanic's Assistant: Anything else you want the mechanic to know before I connect you?

I had replaced the brake switch the day before yesterday due to the fact that the stop lights were on at all times

Submitted: 6 months ago.Category: GMC
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Answered in 1 minute by:
12/19/2017
GMC Mechanic: Ron Z., - GMC Tech - replied 6 months ago
Ron Z.
Ron Z., - GMC Tech -
Category: GMC
Satisfied Customers: 19,934
Experience: 18+yrs experience. State Inspector & GMC Diagnostics/Repair
Verified

Hi! Welcome to JustAnswer. Thanks for coming! I'm Ron and I'll be working with you on your question today.

Are you experiencing any engine performance symptoms like skipping or stalling?

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GMC Mechanic: Ron Z., - GMC Tech - replied 6 months ago

Ok. What symptoms are you having? Is the engine skipping or misfiring?

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Customer reply replied 6 months ago
I will call you tomorrow I can to work on request today
GMC Mechanic: Ron Z., - GMC Tech - replied 6 months ago

My apologies for the phone call offer. These are sent by the website, not me. If you wish to continue here in Q&A we can. No need to accept the phone call offer.

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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