× 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
1994 Cadillac DeVille Concours 4.6L Poor Idle Quality, Hesitation, Surge, Misfire
Posted to GM Driveability on 4/5/2005 7 Replies

Desperated cadilac help needed, I got this car in with multiple problems, most of which are fixed, down to the one that is kicking my tail.

I got a miss around 1500 rpm under load in gear, if egr is unhooked the miss goes away, it gets better , I have searche...

7 Replies Received (View Replies)

  Related Documents & Media  1994 Cadillac DeVille Concours

 
Message Closed w/FIX

car Vehicle Data

1994 Cadillac DeVille Concours

VIN 1G6KF52Y3R
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / multi port
EmissionsOBD 1 (NORTHSTAR)
SymptomsPoor Idle Quality, Hesitation, Surge, Misfire
OccursUnder Load, Idle
Misc.Concours

Trouble Codes

110internal ecm problem L-terminal pcm fixed this.
36egr pintle pos. prob. cleared codes and this code wont return.
39torque converter malfunction speed sensor prob. took care of this prob.
56Input speed sensor problem found sensor bad rebuilt trans code gone
94shift ratio A problem cleared codes and this code wont return
Message Closed w/FIX

car Vehicle Data

1994 Cadillac DeVille Concours

VIN 1G6KF52Y3R
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / multi port
EmissionsOBD 1 (NORTHSTAR)
SymptomsPoor Idle Quality, Hesitation, Surge, Misfire
OccursUnder Load, Idle
Misc.Concours

Trouble Codes

110internal ecm problem L-terminal pcm fixed this.
36egr pintle pos. prob. cleared codes and this code wont return.
39torque converter malfunction speed sensor prob. took care of this prob.
56Input speed sensor problem found sensor bad rebuilt trans code gone
94shift ratio A problem cleared codes and this code wont return