Check out the companies making the biggest moves in premarket trading: General Motors — The Detroit automaker jumped 10.5% after raising its full-year guidance and posting an earnings beat. GM earned an adjusted $2.80 per share its third quarter, versus the $2.31 a share expected from analysts polled by LSEG. Revenue was $48.59 billion, compared to the $45.27 billion consensus estimate. The company now expects full-year adjusted EPS to come in between $9.75 to $10.50, up from its prior guidance of $8.25 to $10. Coca-Cola — The beverage and snack giant's third-quarter earnings and revenue topped expectations, sending shares about 3% higher. Adjusted earnings were 82 cents per share on revenue of $12.41 billion. Analysts were anticipating adjusted earnings of 78 cents a share on revenue of $

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