Chevrolet Equinox engine issues causing loss of power and ongoing repairs since December 2020 on Chevrolet Equinox

Submitted by Vehicle Owner · Jun 23, 2025
Published by RepairPal

Problem overview

Some Chevrolet Equinox owners report experiencing engine issues that lead to a loss of power, often accompanied by the "Engine Power Reduced" warning message. These problems may stem from various underlying causes, including worn-out spark plugs, faulty ignition coils, and clogged fuel injectors, which can hinder ignition and result in misfires. Specific model concerns, such as excessive oil consumption in the 2011 Chevy Equinox's 2.4-liter engine, can also pose significant risks of engine damage if not monitored. Although there is no specific recall for these power loss issues, General Motors has issued technical service bulletins for certain model years, including 2023-2025, to address related problems like those with the Charge Air Cooler. To mitigate these risks, some owners emphasize the importance of regular maintenance checks on components such as the catalytic converter and throttle body to maintain optimal engine performance and prevent further issues.

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