Chevrolet Corvette rough idle and stalling every 200 yards with unresolved diagnosis on Chevrolet Corvette

Submitted by Vehicle Owner · Jun 23, 2025
Published by RepairPal

Problem overview

Some Chevrolet Corvette owners report experiencing rough idle and stalling issues occurring every 200 yards, which can be attributed to several potential causes. These owners emphasize the importance of having trouble codes read when a check engine light is present, as this can help identify specific issues related to stalling. Common problems noted include malfunctioning idle air control (IAC) valves, throttle position sensors (TPS), and brake boosters, which may need replacement to resolve these issues. Additionally, owners have found that the type of camshaft installed can affect idle behavior, with larger camshafts potentially causing idle surges due to their fuel and airflow requirements. Regular maintenance checks are also recommended to ensure the idle RPM is within the correct range and to make necessary adjustments. Overall, addressing these rough idle and stalling concerns in a Chevrolet Corvette necessitates a thorough diagnostic approach.

2 people reported this problem
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Chevrolet Corvette vehicles with this problem

1 model year affected
Average mileage: 2,000 miles
(2,000 - 2,000)

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