AutoCodes – GMC – B1310 GMC

B1310 GMC Code - Ambient Air Temperature Sensor

Quick Answer

The Instrument Panel Module (IPM) monitors the temperature sensors to maintain the comfort level inside of the vehicle. Common causes include Faulty Ambient Air Temperature Sensor, Ambient Air Temperature Sensor harness is open or shorted, Ambient Air Temperature Sensor circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means: B1310 GMC indicates Ambient Air Temperature Sensor.
Common causes: Common causes include Faulty Ambient Air Temperature Sensor, Ambient Air Temperature Sensor harness is open or shorted, Ambient Air Temperature Sensor circuit poor electrical connection.
Severity: Low - monitor the vehicle and repair when practical.
Can I drive?: The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

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Code Popularity 911

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 29, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1310 GMC Description

The Instrument Panel Module (IPM) monitors the temperature sensors to maintain the comfort level inside of the vehicle. The temperature sensors are a 2 wire negative temperature co-efficient thermistor. The IPM applies 5 volts to internal input resistors that are connected to the signal circuits of the air temperature sensors. The IPM provides the ground to the air temperature sensors through the low reference circuit. The IPM monitors the voltage drop across the air temperature sensors and uses the inputs for automatic control calculations. When the air temperatures are cold, the resistance of the sensors are high and the voltage signals are high. When the air temperatures are hot, the resistance of the sensors are low and the voltage signals are low. The IPM converts the voltage values to count values where one volt is approximately equal to 51 counts.

OBDII Code B1310 GMC - Ambient Air Temperature Sensor - AutoCodes.com — B1310 GMC Code - Ambient Air Temperature Sensor

What does this mean?

What are the Possible Causes of the DTC B1310 GMC?

Faulty Ambient Air Temperature Sensor
Ambient Air Temperature Sensor harness is open or shorted
Ambient Air Temperature Sensor circuit poor electrical connection
Faulty Instrument Panel Module (IPM)

How to Fix the DTC B1310 GMC?

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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1310 GMC 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.

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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 B1310 GMC Code

1. What are common symptoms of a faulty Ambient Air Temperature Sensor in a GMC vehicle?

- Common symptoms include inaccurate temperature readings on the dashboard, issues with the HVAC system, and potential impact on engine performance.

2. What can cause the OBDII code B1310 related to the Ambient Air Temperature Sensor in a GMC?

- The code B1310 can be triggered by a malfunctioning ambient air temperature sensor, damaged wiring or connectors, or a problem with the sensor's circuit.

3. How do I diagnose a B1310 OBDII code related to the Ambient Air Temperature Sensor in my GMC?

- Diagnosis involves inspecting the sensor and its wiring for damage, testing the sensor's resistance, and using a scan tool to monitor sensor data and confirm the issue.

4. Can I drive my GMC with a B1310 OBDII code related to the Ambient Air Temperature Sensor?

- It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to prevent potential complications with the HVAC system or engine performance.

5. How can I repair a B1310 OBDII code related to the Ambient Air Temperature Sensor in my GMC?

- Repair options include replacing the ambient air temperature sensor, repairing or replacing damaged wiring, and resetting the fault code using a scan tool after the repair.

6. Are there any DIY tips for addressing a B1310 OBDII code related to the Ambient Air Temperature Sensor in my GMC?

- DIY enthusiasts can attempt to locate and replace the sensor themselves using basic tools and following a repair manual specific to their GMC model.

7. Can a faulty Ambient Air Temperature Sensor affect my GMC's fuel efficiency?

- Yes, a faulty sensor can impact the engine's air-fuel mixture, potentially leading to decreased fuel efficiency if left unresolved.

8. Is the Ambient Air Temperature Sensor the same as the Intake Air Temperature Sensor in a GMC vehicle?

- No, these are two different sensors with distinct functions. The Ambient Air Temperature Sensor measures the outside air temperature, while the Intake Air Temperature Sensor measures the temperature of the air entering the engine.

9. Will a malfunctioning Ambient Air Temperature Sensor cause the check engine light to come on in my GMC?

- Yes, a malfunctioning sensor can trigger the check engine light and store a B1310 OBDII trouble code in the vehicle's computer system.

10. How much does it typically cost to replace the Ambient Air Temperature Sensor in a GMC?

- The cost of replacing the sensor can vary depending on the model of your GMC and labor rates, but it typically ranges from $50 to $150 for the part, with additional costs for labor if done at a repair shop.