p0507
Easy Fix
Chevrolet · SUVs
Idle Air Control (IAC) System RPM Higher Than Expected
Quick Answer
Error code P0507 on your Chevrolet SUVs means: Idle Air Control (IAC) System RPM Higher Than Expected. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
CL14636CL14606Blazer LT 2024Blazer Premier 2024Blazer RS 2024Equinox Activ 2024Equinox LT 2024Equinox RS 2024Suburban High Country 2024Suburban LS 2024Suburban LT 2024Suburban Premier 2024Suburban RST 2024Tahoe High Country 2024Tahoe LS 2024Tahoe LT 2024Tahoe Premier 2024Tahoe RST 2024Tahoe Z71 2024Trailblazer Activ 2024Trailblazer LS 2024Trailblazer LT 2024Trailblazer RS 2024Traverse LS 2024Traverse LT 2024Traverse Premier 2024Traverse RS 2024Traverse Z71 2024Trax Activ 2024Trax LS 2024Trax LT 2024Trax RS 2024CL14526CL14506CK10906CK10706CL14456CL14806CL14416
Likely Causes
How to Fix It
1
Inspect the throttle body and intake manifold for vacuum leaks using a smoke test
2
Remove and clean the throttle body with throttle body cleaner to remove carbon buildup
3
Check the PCV valve and hoses for leaks or a stuck-open condition
4
Perform an idle relearn procedure using a scan tool after cleaning or repairs
5
If the issue persists, test or replace the idle air control valve or throttle body assembly
Pro Tip
This is a common issue that most users can resolve without specialized tools. Try the first step before moving on to more complex solutions.
Parts You May Need
Throttle body cleaner
Throttle body gasket
PCV valve
Idle air control valve (if applicable)
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