'98 Deville buyer's advice? | Cadillac Owners Forum
Apr 27, 2025 · Good afternoon, I'm looking for some opinions on a 1998 Deville. I have never owned a Cadillac before, but I always loved these older model cars. Today I viewed a 1998 …
How To Pull Codes (DTC's) including YT video for reference
Feb 26, 2025 · DTC display; 1998-2004 Seville, 2000-2005 Deville and other models with 3 buttons on the RH side of DIC Use the 3 switches located to the right (LH drive cars) of the …
Error codes - 1998 Deville - definitions ? | Cadillac Owners Forum
May 30, 2014 · I have a 1998 Cadillac Deville with 76000 miles. The car runs great but the check engine light came on. I figured out how to make the codes pop up on the dash, but is there an …
How to check for a faulty FPR (Fuel Pressure ... - Cadillac Forums
Jul 20, 2005 · rodsram 1 post · Joined 2005 #2 · Jul 23, 2005 Re: How To Check for a Faulty FPR (Fuel Pressure Regulator) Thanks for the post Ranger. My 96 Deville started great cold but …
No Dashboard Instrument panel lights | Cadillac Owners Forum
Jul 26, 2012 · Recently purchased a 1998 DeVille , the car is in relatively good condition with 138,000 miles on her. I am having some minor but aggravating electrical problems as noted …
1998 DeVille/Northstar engine problems and head gasket fix
Jun 14, 2015 · I have a 1998 DeVille d'Elegance and at 87,000 miles it began misfiring. The code returned by the computer is P0300. One of the things I'd like to check is for an intake manifold …
How to pull codes (DTC's), list of OBD1 &... - Cadillac Forums
May 31, 2018 · We will do our best to help. Good luck! **Courtesy of JimD DTC display; 1998-2004 Seville, 2000-2005 Deville and other models with 3 buttons on the RH side of DIC Use …
Northstar swaps - what years are interchangeable and the...
May 13, 2010 · A 1998 and 1999 Seville will take a 2000+ unit from a Seville or Deville. You will need to repin connector C101. A 1996 to 1997 Seville, 1996 to 1999 Deville and a 1996 to …
Air Ride Suspension Off switch | Cadillac Owners Forum
Mar 27, 2020 · According to Suncore Industries, there is a switch in the trunk or passenger compartment that will turn off air ride suspension. Does anyone know EXACTLY where I might …
Instructions to fix a blanked out Instrument Panel... - Cadillac Forums
Nov 9, 2022 · For those of you who are facing the same problem I had with the center display on the Instrument Panel Cluster (IPC) on my 1997 Deville, the steps below describe how I fixed it …