B0527 HUMMER Possible Causes
- Faulty Right Turn Signal Lamp Bulb
- Right Turn Signal Lamp Bulb harness is open or shorted
- Right Turn Signal Lamp Bulb circuit poor electrical connection
- Faulty Instrument Panel Cluster (IPC)
- Faulty Body Control Module (BCM)
First diagnose B0527 HUMMER code
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 terminals.
Cost of diagnosing the B0527 HUMMER code
Labor: 1.0The cost of diagnosing the B0527 HUMMER 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.
B0527 HUMMER Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B0527 HUMMER MeaningWhen the Body Control Module (BCM) receives a right turn signal ON command from the turn signal switch, the BCM will apply voltage to the right rear stop/turn lamp supply voltage circuit and right turn signal lamps supply voltage circuit. The turn signal flasher is integrated within the BCM and will flash both circuits simultaneously. The turn signal indicator is also illuminated utilizing the right rear stop/turn lamp supply voltage circuit. The Diagnostic Trouble Code (DTC) is set when the right front and/or right rear turn signals will not operate or will remain always ON.
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