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Chevrolet Suburban 2500 Rough Idle

Learn if it's a simple fix or time to seek out a trusted technician.

What are common reasons my Chevrolet Suburban 2500 has a rough idle?

While there are a variety of reasons your Chevrolet Suburban 2500 has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil.
34%
of the time it's
Vacuum Leak
21%
of the time it's
Spark Plugs
15%
of the time it's
Ignition Coil

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Related Chevrolet Suburban 2500 Questions

See what others are asking about their Chevrolet Suburban 2500. Get answers from RepairPal's community of auto experts and enthusiasts.
For about a week now my car has been idling really rough shaking really bad and then we go to press on the gas pedal ...

Related Chevrolet Suburban 2500 Problems

Find the most common driver-reported problems that are to blame when a Chevrolet Suburban 2500 has a rough idle.
The distributor may develop internal faults. this can cause a rough running engine or stalling condition, the check e...
The fuel pump may fail causing the engine to stall and not restart. our technicians recommend replacing the fuel filt...
Chevrolet Suburban 2500 Repairs and Prices
All costs based on RepairPal Fair Price Estimate™ averages. Actual prices may change depending on final diagnosis.

Chevrolet Suburban 2500 Rough Idle Repair Symptoms

A failing ignition coil will create misfires in the engine, and lead to hesitation, extreme power loss, engine stalling, poor fuel mileage, and illumination of the check engine ...Read More
As we discussed, spark plugs are necessary for any gasoline engine to run. When they fail, the engine is in a constant state of attempting to ignite air and fuel, but cannot. Th...Read More