Reduce engine power 2004 yukon denali xl

What is your question?

Ok I've changed the pedal sensor and replace throttle body still having problems with reduce engine power coming on do anyone know any other suggestions.

What makes this problem better or worse?

Its worse when in the winter while the heat is on

Visitor

in Mullins SC

Jul 10, 2018

1 Reply

What are the best GMC repair shops?

RepairPal Certified shops can diagnose and repair your 2004 GMC Yukon XL 1500. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

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1 Reply

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See All 30 Locations

Tuffy Tire & Auto Service Center - Grandview

4.7

(85)

2.39 mi

1524 W 5th Ave

Columbus, OH

Closed

Opens 8:00 AM Sat

Call