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1999 Cadillac Catera 3.0L MIL Lamp on
Posted to GM Driveability on 10/21/2004 14 Replies

Vehicle came in for MIL light being on. Found codes 171 and 174 (Fuel system lean bank 1 and 2). Engine runs good, no driveability complaints. Did fuel injection service, no vacuum leaks, air injection working properly, fuel pressure was at 45psi specs was 40 ...

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  Related Documents & Media  1999 Cadillac Catera

 
Message Closed w/FIX

car Vehicle Data

1999 Cadillac Catera

VIN W06VR54R0X
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways, After Apout 35 to 40 Miles
Misc.4 Dor

Trouble Codes

171System too lean bank 1
174system too lean bank 2
Message Closed w/FIX

car Vehicle Data

1999 Cadillac Catera

VIN W06VR54R0X
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways, After Apout 35 to 40 Miles
Misc.4 Dor

Trouble Codes

171System too lean bank 1
174system too lean bank 2