2010 silverado 1500 5.3 rough idle when cold

Asked by GuruDCQLYY Jan 25, 2025 at 06:00 PM about the 2010 Chevrolet Silverado 1500 LT Extended Cab LB RWD

Question type: Maintenance & Repair

2 Answers
40,595

beatupchevy answered 6 months ago

See what the plugs look like , check the plug wires and I guess replace the temp. sensor

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312,655

Gene answered 6 months ago

Check coolant level, a blown head gasket will cause a rough running on initial startup then smooth out.

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