× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1995 Buick Riviera 3.8L MIL Lamp on, NO COMMUNICATION
Posted to GM Driveability on 8/21/2004 4 Replies

Good Morning: Got a 1995 Rivera. Car runs ok. Ck engine lamp is on. Tech 2 will not comm. with powertrain. But will comm. with body and give code B1038. On pin 9 of ALDL (UART LINE) we have 4.87 volts steady. Related issues are the atc control head was flashin...

4 Replies Received (View Replies)

  Related Documents & Media  1995 Buick Riviera

 
Message Closed w/FIX

car Vehicle Data

1995 Buick Riviera

VIN 1G4GD22KXS
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsNot OBD-II Compliant
SymptomsMIL Lamp on, No Communication

Trouble Codes

B1038no uart comm.
Message Closed w/FIX

car Vehicle Data

1995 Buick Riviera

VIN 1G4GD22KXS
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsNot OBD-II Compliant
SymptomsMIL Lamp on, No Communication

Trouble Codes

B1038no uart comm.