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2018 GMC Yukon XL Denali 6.2L No Start
Posted to GM Driveability on 9/23/2024 7 Replies

This Yukon doesn't engage the starter, and won't start. This seems to happen only after quite a long drive at least an hour or more. After sitting maybe 10 minutes or maybe an hour it restarts and goes just fine.I have been trying to simulate the issue, bu...

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  Related Documents & Media  2018 GMC Yukon XL Denali

 
Message Closed w/FIX

car Vehicle Data

2018 GMC Yukon XL Denali

VIN 1GKS1HKJ3J
Engine6.2 L / 8 cyl / FLEX
Trans1-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsNo Start
OccursAfter a Hot Soak

Trouble Codes

P0700Automatic Transaxle System Malfunction
P0708Transmission Range Sensor Circuit High
P129DEcm
P2535Fuel Injector 5 Read Too Large Or Too Small
P2805Transmission Range Sensor A/B Correlation
U0402Implausible Data Received From TCM
Message Closed w/FIX

car Vehicle Data

2018 GMC Yukon XL Denali

VIN 1GKS1HKJ3J
Engine6.2 L / 8 cyl / FLEX
Trans1-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsNo Start
OccursAfter a Hot Soak

Trouble Codes

P0700Automatic Transaxle System Malfunction
P0708Transmission Range Sensor Circuit High
P129DEcm
P2535Fuel Injector 5 Read Too Large Or Too Small
P2805Transmission Range Sensor A/B Correlation
U0402Implausible Data Received From TCM