LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 1987 >> Spectrum Express >> Repair and Diagnosis >> Electrical >> Gauges >> Instrument Panel >> Testing >> Temperature Sending Unit
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Temperature Sending Unit

Using hot water, warm-up sending unit to 122°F (50°C). Using an ohmmeter, check sending unit resistance. Resistance should be about 226 ohms. Heat sending unit to 239°F (115°C). Resistance should be about 26.4 ohms.