W350 1 Ton Pickup 4WD V8-360 5.9L VIN 1 4-bbl (1988)
Temperature Gauge: Testing and Inspection
Temperature Gauge Test
1. Remove temperature/oil pressure gauge assembly.
2. Check for continuity in wire between temperature sensor and the temperature gauge.
3. With ignition switch in On position, check for battery voltage across B+ pin and ground pin.
