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U1016 Diagnostic Trouble Code Discussion for July 2010

Serial Communications Malfunction


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Trouble Ticket Help Requests for DTC U1016
Help Request Posted
2002 Chevrolet Venture 3.4L No Start VIN: 1GNDX03E42
U1016: Serial Communications Malfunction. Another stumper. This one will loose the fuel gauge, coolant temp drops below cold, abs light on, check engine light on. No communication with scanner. Engine will run untill turned off. Then it goes into a loop only intermittently.This may not happen for days...
July 14, 2010
2002 Chevrolet Venture 3.4L No Start VIN: 1GNDX03E42
U1016: Serial Communications Malfunction. Another stumper. This one will loose the fuel gauge, coolant temp drops below cold, abs light on, check engine light on. No communication with scanner. Engine will run untill turned off. Then it goes into a loop only intermittently.This may not happen for days...
July 20, 2010
2005 Chevrolet Equinox LT 3.4L No Start, Cuts out, Stall VIN: 2CNDL73F75
Car was driven to our shop with a complaint of dying out. We scanned it and came up with these codes. We cleared codes and codes came back again. We do have an ignition switch that does not feel right. Seems to have alot of play but does not appear to have ...
July 29, 2010