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April 14, 2023 Service bulletin

This technical bulletin provides a procedure to locate and repair a possible short in the wiring harness...

Chevrolet technical service bulletin 18-NA-307 for 2015-2022 Chevrolet Colorado and 2015-2022 GMC Canyon.

Bulletin number
18-NA-307
Component
Engine and engine cooling
Summary
This technical bulletin provides a procedure to locate and repair a possible short in the wiring harness located at the camshaft cover or the cylinder head to correct customer concerns of Lack of Power, Reduced Power Displayed on DIC, Rough Idle, Stabilitrak Light On, MIL Illuminated - DTC P0014, P0365, P0366 and P06A3 Set.

Owners of these vehicles have filed 282 complaints in the engine category.

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