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Stumped? Post your question here for GM Master Techs. Serious inquiries only. Please include your VIN and codes. 



*-This is not offical vehicle service advice. Please see your dealer for any serious or safety related issues.


16,054 topics in this forum

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  1. Ignition/starting problem

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  2. Down shifting on hills

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  3. 1993 Sierra Starting Problem

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  4. Weird brake problem

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  5. miss in engine

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  6. head gasket

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  7. 4x4

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  8. Fuel Used Error

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  9. Intake off

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  10. retracting a caliper

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  11. Loss of power

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  12. 4l60e question

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  13. loss of power

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  14. wiring

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