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P1A82 Cadillac Code - Starter/Generator Control Module Coolant Level Sensor 2 High Voltage

Quick Answer

The Starter/Generator Control Module (SGCM) electronics are immersed in an internal fluid to distribute the heat of the electronics evenly through the SGCM, this electronics internal fluid is not the coolant that is circulated through the SGCM cooling system. Common causes include Faulty Starter/Generator Control Module (SGCM), Starter/Generator Control Module (SGCM) harness is open or shorted, Starter/Generator Control Module (SGCM) circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P1A82 Cadillac indicates Starter/Generator Control Module Coolant Level Sensor 2 High Voltage.
Common causes
Common causes include Faulty Starter/Generator Control Module (SGCM), Starter/Generator Control Module (SGCM) harness is open or shorted, Starter/Generator Control Module (SGCM) circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 927
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 22, 2020
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Code P1A82 Cadillac Description

The Starter/Generator Control Module (SGCM) electronics are immersed in an internal fluid to distribute the heat of the electronics evenly through the SGCM, this electronics internal fluid is not the coolant that is circulated through the SGCM cooling system. The SGCM monitors 4 separate internal fluid level sensors to determine if the electronics internal fluid level is low.
OBDII Code P1A82 Cadillac - Starter/Generator Control Module Coolant Level Sensor 2 High Voltage - AutoCodes.com
P1A82 Cadillac Code - Starter/Generator Control Module Coolant Level Sensor 2 High Voltage

What are the Possible Causes of the DTC P1A82 Cadillac?

  • Faulty Starter/Generator Control Module (SGCM)
  • Starter/Generator Control Module (SGCM) harness is open or shorted
  • Starter/Generator Control Module (SGCM) circuit poor electrical connection

How to Fix the DTC P1A82 Cadillac?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1A82 Cadillac code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P1A82 Cadillac code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1A82 Cadillac Code

1. What are the common symptoms of OBDII code P1A82 in a Cadillac related to the Starter/Generator Control Module Coolant Level Sensor 2 High Voltage?

- Common symptoms include the Check Engine Light being illuminated, poor engine performance, and potential issues with the vehicle's starting system.

2. What are some possible causes for OBDII code P1A82 in a Cadillac indicating a high voltage from the Starter/Generator Control Module Coolant Level Sensor 2?

- Possible causes may include a faulty coolant level sensor, a malfunctioning starter/generator control module, electrical issues, or a wiring problem.

3. How can I diagnose the OBDII code P1A82 in a Cadillac related to the Starter/Generator Control Module Coolant Level Sensor 2 High Voltage?

- Diagnosis typically involves using a diagnostic scanner to read the code, checking the coolant level sensor and associated wiring for any issues, and testing the starter/generator control module.

4. What are some repair tips for addressing OBDII code P1A82 in a Cadillac with a high voltage issue from the Starter/Generator Control Module Coolant Level Sensor 2?

- Repair tips may include replacing the faulty coolant level sensor, repairing any damaged wiring, resetting the fault code, and ensuring proper system operation.

5. Can OBDII code P1A82 in a Cadillac related to the Starter/Generator Control Module Coolant Level Sensor 2 High Voltage be safely driven with?

- It is not recommended to drive the vehicle with this code present, as it may lead to potential engine issues or starting system failures. It is best to address the underlying problem promptly.

6. What are the potential risks of ignoring OBDII code P1A82 in a Cadillac indicating high voltage from the Starter/Generator Control Module Coolant Level Sensor 2?

- Ignoring this code may result in further damage to the vehicle's components, potential engine overheating, and an increased risk of engine or starting system failure.

7. How much does it typically cost to repair OBDII code P1A82 in a Cadillac related to the Starter/Generator Control Module Coolant Level Sensor 2 High Voltage?

- Repair costs can vary depending on the exact cause of the issue, but it may involve replacing the coolant level sensor, repairing wiring, or addressing control module problems. Costs could range from a few hundred to over a thousand dollars.

8. Can I reset OBDII code P1A82 in a Cadillac myself, or do I need to take it to a mechanic?

- While you can attempt to reset the code using an OBDII scanner, it is recommended to have a mechanic diagnose and repair the underlying issue to prevent future problems.

9. Are there any recalls or technical service bulletins related to OBDII code P1A82 in Cadillac vehicles with Starter/Generator Control Module Coolant Level Sensor 2 High Voltage issues?

- It is advisable to check with a Cadillac dealership or online resources to see if there are any recalls or technical service bulletins specific to this code and the related components.

10. Will fixing OBDII code P1A82 in a Cadillac improve fuel efficiency or overall vehicle performance?

- Resolving this code by addressing the high voltage issue from the Starter/Generator Control Module Coolant Level Sensor 2 can help restore proper engine function, potentially improving fuel efficiency and overall vehicle performance.

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