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2002 Cadillac Seville STS 4.6L Excessive Emissions, Poor running, ping
Posted to GM Driveability on 3/2/2011 4 Replies

Ok, This car came in with a leak behind the water pump crossover housing and 2 codes in the computer. The first code was p0171 the second code was for a dead o2 seson. We replace the water pump, crossover housing and dead o2 sensor. Test drove the vehicle and ...

4 Replies Received (View Replies)

  Related Documents & Media  2002 Cadillac Seville STS

 
Message Closed w/FIX

car Vehicle Data

2002 Cadillac Seville STS

VIN 1G6KY54912
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Running, Ping
OccursAlways

Trouble Codes

P0405EGR Pintle Position Sensor Circuit Low Voltage
P1404EGR Valve Stuck Closed Malfunction
Message Closed w/FIX

car Vehicle Data

2002 Cadillac Seville STS

VIN 1G6KY54912
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Running, Ping
OccursAlways

Trouble Codes

P0405EGR Pintle Position Sensor Circuit Low Voltage
P1404EGR Valve Stuck Closed Malfunction