Car has engine light on has fore code po121 p2176 po221 po123

2003 CADILLAC CTS
3.0L • 6 CYL • 2WD • AUTOMATIC
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BAUTISTA
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Car run slow only 5 mile hour on full truttle
May 18, 2014 at 11:04 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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