Cadillac P1638: Generator F-Terminal Circuit

Is your scanner showing Cadillac P1638?
No worries. We'll show you what it means and how to deal with it.

Presented by

Randy Worner

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OVERVIEW

Severity

High

DIY Difficulty Level

Intermediate

Repair Cost

$200-$600

Can I Still Drive?

What Does The Cadillac P1638 Code Mean?

Engine has been running for at least 60 seconds Engine speed between 500 and 3000 RPM.

Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:

Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!

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