P1523 BUICK Possible Causes
- Dead or weak battery
- Faulty Throttle Actuator Control (TAC) module
- Throttle Actuator Control (TAC) module harness is open or shorted
- Throttle Actuator Control (TAC) module circuit poor electrical connection
First diagnose P1523 BUICK 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 P1523 BUICK code
Labor: 1.0The cost of diagnosing the P1523 BUICK 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.
P1523 BUICK Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
- No throttle response
P1523 BUICK MeaningThe Throttle Actuator Control (TAC) module contains data which is essential for proper TAC operation. The TAC module continuously tests the integrity of this data. When the TAC module is unable to write or read data to and from random access memory (RAM), or the TAC module is unable to correctly read data from the flash memory or and internal TAC module processor fault is detected and the Diagnostic Trouble Code (DTC) is set.
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