LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 1991 >> Value Van 7.4 N >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Diagnosis - A/T >> Diagnostic Flow Charts (Cars) >> Self-Diagnostic System Check REATTA & Riviera >> Notes

Self-Diagnostic System Check REATTA & Riviera: Notes

The self-diagnostic system check is an organized approach for identifying a problem caused by on-vehicle computer controlled electronics. Understanding this chart and using it correctly will reduce diagnostic time, prevent unnecessary replacement of parts, and reduce comebacks. To review the basic information on how to use the computer self-diagnostics, go to beginning of this article.