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International Automotive Technicians Network
1993 Cadillac Eldorado Sport 4.6L Surge
Posted to GM Driveability on 8/22/2006 13 Replies

Hello fine techs:

This El dorado came as a no-start. We found wires from crank sensors were inverted at ign. module. We repaired them and car now starts but idle is always surging between 800 and 1500 rpms. We tested for vacuum leaks with smoke machine and no...

13 Replies Received (View Replies)

  Related Documents & Media  1993 Cadillac Eldorado Sport

 
Message Closed w/Summary

car Vehicle Data

1993 Cadillac Eldorado Sport

VIN 1G6EL12Y4P
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsCA Emissions
SymptomsSurge
OccursAlways

Trouble Codes

P0030Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Relay Circuit Malfunction
Message Closed w/Summary

car Vehicle Data

1993 Cadillac Eldorado Sport

VIN 1G6EL12Y4P
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsCA Emissions
SymptomsSurge
OccursAlways

Trouble Codes

P0030Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Relay Circuit Malfunction