Theft Deterrent Fuel Enable Signal Not Correct
Table of contents
P1503 BUICK Possible Causes
- Faulty Theft Deterrent System
- Theft Deterrent System program
How do I fix code P1503 BUICK?
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 P1503 BUICK code
The cost of diagnosing the P1503 BUICK code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1503 BUICK Description
With the engine cranking, the Powertrain Control Module (PCM) received a frequency code that did not match the code it received from the theft deterrent module.