LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 1997 >> C3500 HD 6.5 F, Standard >> Repair and Diagnosis >> Electrical >> Gauges >> Instrument Panel >> Testing & Diagnosis >> Tachometer Test >> Notes

Tachometer Test: Notes

NOTE: Before performing following test, ensure Distributor Ignition (DI) system is operating correctly. See SYSTEM/COMPONENT TESTS article in ENGINE PERFORMANCE section.