What does P1310 mean on a Chevy?

P1310. Ignition Coil 3 Primary Feedback Circuit. Applies to Camaro, Corvette, Silverado, Sierra, Tahoe.

What causes P1310 on a Chevy?

Failed Cylinder 3 ignition coil primary winding Open or shorted Coil 3 primary feedback wire to the ignition module Corroded Cylinder 3 coil connector from heat cycling Failing ignition control module driver for the Coil 3 circuit

How do I fix P1310 on a Chevy?

Confirm the Cylinder 3 misfire with mode-6 counters on a Tech2 or GDS2 Swap the Cylinder 3 coil with another cylinder to see if the fault follows Test the Coil 3 primary feedback circuit for opens and shorts Measure coil primary resistance against spec before replacing Replace the coil or module based on the swap test, then clear and verify

Code

P1310

Ignition Coil 3 Primary Feedback Circuit

Category: Powertrain - Ignition
Severity: Check Engine Light
Applies to: Camaro, Corvette, Silverado, Sierra, Tahoe
Related: P0300 Random/Multiple Cylinder Misfire Detected on OBD Codes List

What it means

P1310. Ignition Coil 3 Primary Feedback Circuit. This Chevy-enhanced code applies to Camaro, Corvette, Silverado, Sierra, Tahoe.

Findings, check these first

Failed Cylinder 3 ignition coil primary winding
Open or shorted Coil 3 primary feedback wire to the ignition module
Corroded Cylinder 3 coil connector from heat cycling
Failing ignition control module driver for the Coil 3 circuit

Standard procedure

Confirm the Cylinder 3 misfire with mode-6 counters on a Tech2 or GDS2
Swap the Cylinder 3 coil with another cylinder to see if the fault follows
Test the Coil 3 primary feedback circuit for opens and shorts
Measure coil primary resistance against spec before replacing
Replace the coil or module based on the swap test, then clear and verify

Look up another code

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Sources and review

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Last updated 2026-09-19.

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