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2010 Chevrolet Suburban 1500 LT 5.3L Poor Idle Quality, Cuts out
Posted to GM Driveability on 12/17/2021 9 Replies

- Test Drive, Front O2s switch correctly. Read Full Rich at WOT, MAF reads - 200+G/S - Tech wanted to prove not a restricted exhaust pulled O2s - No change, (MAF reads correct couldn't be restricted) AFTER - basic testing, I was commanding DOD on and off...

9 Replies Received (View Replies)

  Related Documents & Media  2010 Chevrolet Suburban 1500 LT

 
Message Closed w/FIX

car Vehicle Data

2010 Chevrolet Suburban 1500 LT

VIN 1GNUKJE38A
Engine5.3 L / 8 cyl / FLEX
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Cuts Out
OccursAlways
Message Closed w/FIX

car Vehicle Data

2010 Chevrolet Suburban 1500 LT

VIN 1GNUKJE38A
Engine5.3 L / 8 cyl / FLEX
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Cuts Out
OccursAlways