P182E 2018 GMC Sierra Code - Internal Mode Switch Invalid Range
Quick Answer
The P182E diagnostic trouble code (DTC) for a 2018 GMC Sierra indicates an issue with the Internal Mode Switch (IMS) having an invalid range. Common causes include Faulty Internal Mode Switch, Wiring or connector issues related to the IMS, Faulty transmission control module. 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
- P182E 2018 GMC Sierra indicates Internal Mode Switch Invalid Range.
- Common causes
- Common causes include Faulty Internal Mode Switch, Wiring or connector issues related to the IMS, Faulty transmission control module.
- 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.
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Code P182E 2018 GMC Sierra Description
The P182E diagnostic trouble code (DTC) for a 2018 GMC Sierra indicates an issue with the Internal Mode Switch (IMS) having an invalid range. The IMS is a vital component of the transmission system that communicates the gear selection to the vehicle's onboard computer. When the IMS range is considered invalid, it means that the signal being sent from the IMS is not within the expected parameters, leading to potential transmission issues and improper gear selection. This can result in erratic shifting, difficulty in engaging certain gears, and overall poor performance of the transmission system. If left unaddressed, this issue can lead to further transmission damage and potential safety hazards.
Common Causes of P182E 2018 GMC Sierra
- Faulty Internal Mode Switch
- Wiring or connector issues related to the IMS
- Faulty transmission control module
- Corrosion or damage to transmission components
- Electrical issues within the transmission system
Symptoms of P182E 2018 GMC Sierra
- Rough or erratic shifting
- Inability to shift into certain gears
- Delayed engagement when shifting
- Harsh shifting between gears
- Transmission slipping
How to Fix P182E 2018 GMC Sierra
- Perform a diagnostic scan to confirm the P182E code and identify the specific issue.
- Inspect the Internal Mode Switch and related wiring for any signs of damage or corrosion.
- Test the transmission control module for proper functionality and communication with the IMS.
- Replace the Internal Mode Switch if found to be faulty.
- Clear the DTC and test drive the vehicle to ensure proper gear selection and transmission performance.
Cost to Fix P182E 2018 GMC Sierra
The cost of repairing a P182E code on a 2018 GMC Sierra can vary depending on the specific cause of the issue and the labor rates of the auto repair shop. On average, the cost of replacing an Internal Mode Switch could range from $150 to $300, including parts and labor. Additional costs may be incurred if there are wiring or connector issues that need to be addressed. It is recommended to consult with a certified mechanic or dealership for a more accurate cost estimate based on the specific circumstances of the vehicle.
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