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1992 Buick Roadmaster 5.7L Excessive Emissions, Excessive Emissions, Excessive Emissions, Excessive Emissions, Excessive Emissions
Posted to GM Driveability on 9/19/2018 20 Replies

Vehicle came in running very poorly. Exhaust smells like the vehicle is running very rich. Code 45 is stored. Checked O2 sensor for proper operation. Engine will stall hot at idle and have hard restart. Customer also has big exhaust leak that he has been d...

20 Replies Received (View Replies)

  Related Documents & Media  1992 Buick Roadmaster

 
Message Closed w/Summary

car Vehicle Data

1992 Buick Roadmaster

VIN 1G4BR8377N
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / TBI
EmissionsOBD1
SymptomsExcessive Emissions, Excessive Emissions, Excessive Emissions, Excessive Emissions, Excessive Emissions
OccursWorse When Hot

Trouble Codes

45Rich Exhaust
Message Closed w/Summary

car Vehicle Data

1992 Buick Roadmaster

VIN 1G4BR8377N
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / TBI
EmissionsOBD1
SymptomsExcessive Emissions, Excessive Emissions, Excessive Emissions, Excessive Emissions, Excessive Emissions
OccursWorse When Hot

Trouble Codes

45Rich Exhaust