Automatic Transmission Powertrain On Board Diagnostic System Check: Description
WARNING: This page is about a different car, the 2001 GMC Safari and 2001 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
Powertrain on board diagnostic system check is an organized approach to identify a condition created by an automatic transmission. Powertrain on board diagnostic system check is diagnostic starting point for an automatic transmission complaint. Powertrain on board diagnostic system check directs you to next logical step for diagnosing a transmission concern. Perform this check only if there is a driveability complaint or if you have been directed here from another service information section. Following steps will help reduce diagnostic time and help prevent unnecessary replacement of good parts.