P1187 GMC - Engine Oil Temperature Sensor Circuit Low Voltage
P1187 GMC Possible Causes
- Faulty Engine Oil Temperature Sensor
- Engine Oil Temperature Sensor harness is open or shorted
- Engine Oil Temperature Sensor circuit poor electrical connection
How do I fix code P1187 GMC
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
Cost of diagnosing the P1187 GMC code
Labor: 1.0The cost of diagnosing the P1187 GMC code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
P1187 GMC Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1187 GMC MeaningThe Powertrain Control Module (PCM) monitors the Engine Oil Temperature Sensor. The PCM sets the OBDII code when the Engine Oil Temperature Sensor is not to factory specifications.
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