2011 GMC Yukon XL 1500 Denali 6.2L Misfire
Strange one. We keep getting a flashing MIL & P0300 CEL, checking misfire data it seems that cyl#5 and #7 are the offending cylinders. During road test, it will very intermittently register a misfire, usually at low speed light loads. Swapped coils/injecto...
FIX posted 5/17/2023
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Message Closed w/FIX
Vehicle Data2011 GMC Yukon XL 1500 Denali
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Message Closed w/FIX
Vehicle Data
2011 GMC Yukon XL 1500 Denali
VIN | 1GKS2MEFXB |
Engine | 6.2 L / 8 cyl / FLEX |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Affected | Misfire |