S10/T10 P/U 2WD V6-4.3L VIN X (1996)
Compass: Diagnostic Trouble Code Tests and Associated Procedures
SELF DIAGNOSTICS
The Driver's Information Display Center can perform self diagnostic tests to the display segments and internal circuitry. Refer to "Self
Diagnostics" to initiate and interpret the self diagnostic capabilities.
Refer to the appropriate diagnostic chart(s) for Diagnostic procedures.