2004 Chevrolet Tahoe LS 5.3L Excessive Emissions, Poor Idle Quality, Hesitation, Stall
Vehicle will not idle and is burning rich. Fuel fouling
plugs. Low vacuum. O2 Readings maxing out. b1s1 755 b1s2
829 b2s1 291 b2s2 885 A/F 14.1 SFT B1 -16 SFT B2 -33 RPM
2358 MAF (gm/Sec) 25.13 MAF (Hz) 4618 MAP 15.3
FIX posted 5/1/2015
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Message Closed w/FIX
Vehicle Data2004 Chevrolet Tahoe LS
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2004 Chevrolet Tahoe LS
VIN | 1GNEK13Z74 |
Engine | 5.3 L / 8 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / Fuel |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality, Hesitation, Stall |
Occurs | Always |
Trouble Codes
P0300 | Multiple Misfire Detected |