Engine-Codes - Gmc - P1433 GMC

P1433 GMC - Fuel Level Sensor 2 Circuit High Voltage

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

P1433 GMC Possible Causes

  • Faulty Fuel Level Sensor
  • Fuel Level Sensor harness is open or shorted
  • Fuel Level Sensor circuit poor electrical connection

How is the P1433 GMC code repair?

Start by checking 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.

What is the cost to diagnose the P1433 GMC code

Labor: 1.0

The cost to diagnose the P1433 GMC 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.
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Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1433 GMC Meaning

With the engine running, the Powertrain Control Module (PCM) detects that the Fuel Level sensor signal was more than 2.90v, condition met for over 2 minutes.

More Information

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