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Chasing a rough idle?
Following. I have an 09 Tahoe with pretty rough idle that just started recently. It runs fine at speed. LTFT are showing close to negative 10 percent on both banks. No codes. New plugs and wires. Gonna smoke test it soon. Be curious to see how your back pressure test comes out. My Tahoe...- Babadook76
- Post #74
- Forum: Engine & Drivetrain
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96 Tahoe Z71, I need to bleed the ABS. What Scanner can I buy that will work?
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