× 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
1977 Cadillac Seville 5.7L Exaust Backfire
Posted to GM Driveability on 7/15/2002 27 Replies

Hi Techs. I'am at the end of my rope with this caddy. My problem is this thing while cruising down the highway and you take your foot off of the gas pedal, backfires through the exaust system. So far it's blown up a muffler and resinator. I've noticed if I slo...

27 Replies Received (View Replies)

  Related Documents & Media  1977 Cadillac Seville

 
Message Closed w/FIX

car Vehicle Data

1977 Cadillac Seville

VIN 6S69R70484
Engine5.7 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI
SymptomsExaust Backfire
OccursOn Decel
Message Closed w/FIX

car Vehicle Data

1977 Cadillac Seville

VIN 6S69R70484
Engine5.7 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI
SymptomsExaust Backfire
OccursOn Decel