Enter the error code and car brand
Vehicle engine and/or automatic transmission
Code: P1800 - The transmission control module (TCM) power relay control circuit has a problem, which may affect the automatic transmission’s electronic functions.
DTC P1800 CHEVROLET
15.10.2025
6227
1 minute of reading
Video for "Error p1800" on YouTube
The following error codes are often searched for
Comments on the article