1998 Cadillac DeVille Service and Repair Manual
This 1998 Cadillac DeVille factory service and repair manual is built around the exact powertrain and trim on your build sheet, including the 4.6L V8 (VIN Y, LD8) and 4.6L V8 (VIN 9, L37) variants, so the specs and procedures inside are the ones GM published for your car and not a generic stand-in from another DeVille year.
Engines covered
- 4.6L V8 (281 cu in) — DOHC, naturally aspirated, gasoline
Body styles covered
- 4-door sedan
- 4-door chassis
Trims covered
- Base
- Base Cab &
- Base Limousine 4-Door
- Concours
- d'Elegance
Known issues on the 1998 DeVille. Three recalls are on federal record for this model year. The first covers quality problems in the side impact sensor modules, which can trigger an inadvertent deployment of the driver or passenger side air bags and cause occupant injury. The second covers a misrouted canister purge evaporative emissions harness that can interfere with the cruise control and throttle linkage, preventing the throttle from returning to closed. The third covers hood hinge pivot bolts that can break from an improper heat-treat condition, allowing the hood to push back through the windshield in a crash and injure occupants. Owners have filed 266 complaints for the year, and the factory diagnostic and repair procedures behind each of those systems are here.
From a side air bag inspection to a throttle linkage check or a hood hinge replacement, it keeps you on the OEM procedure and the correct specification for your specific 1998 DeVille.
VEHICLE DESCRIPTION: PASSENGER VEHICLES, HEARSES AND LIMOUSINES. THE CANISTER PURGE EVAPORATIVE EMISSIONS HARNESS ON THESE VEHICLES WAS MISROUTED.
THE HARNESS COULD INTERFERE WITH THE CRUISE CONTROL AND THROTTLE LINKAGE PREVENTING RETURN TO A CLOS
DEALERS WILL INSPECT THE VEHICLE FOR PROPER ROUTING OF THE HARNESS, CORRECT AS NECESSARY, AND INSTAL
VEHICLE DESCRIPTION: PASSENGER VEHICLES. THESE VEHICLES WERE BUILT WITH HOOD HINGE PIVOT BOLTS WHICH CAN BREAK DUE TO AN IMPROPER HEAT TREAT CONDITION. THIS DOES NOT COMPLY WITH THE REQUIREMENTS OF
IN THE EVENT OF A VEHICLE CRASH, THE HOOD COULD BE PUSHED BACK THROUGH THE WINDSHIELD GLASS POSSIBLY
DEALERS WILL REPLACE THE HOOD HINGE PIVOT BOLTS.
VEHICLE DESCRIPTION: PASSENGER VEHICLES. SOME OF THE SIDE IMPACT SENSOR MODULES HAVE QUALITY PROBLEMS THAT CAN CAUSE AN INADVERTENT DEPLOYMENT OF THE DRIVER OR PASSENGER SIDE IMPACT AIR BAGS. THESE
HOWEVER, AN OCCUPANT CAN RECEIVE SOME INJURY FROM A DEPLOYMENT.
DEALERS WILL REPLACE THE DRIVER AND PASSENGER SIDE IMPACT SENSING MODULES. IF THE VEHICLE HAS HAD TH
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and
THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE MEDIA DISC PLAYER WITH THE LATEST CALIBRATIONS TO CORRECT A CONDITION OF THE REAR ENTERTAINMENT SYSTEM NOT OPERATING AS INTENDED IN COLDER AMBIENT TEMPERATURE AREAS DUE TO CALIBR
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
GENERAL MOTORS CORP: SPECIAL COVERAGE ADJUSTMENT; ANALOG ONSTAR DEACTIVATION. *PE UPDATED 2/17/09. *PE
BUICK\CADILLAC\CHEVROLET\GMC\HUMMER\OLDSMOBILE\PONTIAC\SAAB\SATURN SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL COVERAGE ADJUSTMENT-ANALOG ONSTAR DEACTIVATION. FCC RULED IN 2002 WIRELESS CARRIERS WOULD NO LONGER RE
KNOCKIG NOISES OR EXCESSIVE OIL CONSUMPTION. VEHICLES WITH LD8 OR L37 4.6L V8 ENGINES. *KB
MISSING CAMSHAFT INTERMEDIATE DRIVE SHAFT PLUG - SERVICE VME. *TT
Showing the 8 most recent of 63 technical service bulletins on file with NHTSA.
WHILE DRIVING INTO A PARKING SPACE THE VEHICLE SUDDENLY ACCELERATED FORWARD, RUNNING INTO A BUILDING AND CAUSED INJURY AND A FATALITY. ALSO, TOTAL BRAKE FAILURE OCCURRED. CAUSE UNKNOWN. *AK
WHILE DRIVING INTO A PARKING SPACE THE VEHICLE SUDDENLY ACCELERATED FORWARD, RUNNING INTO A BUILDING AND CAUSED INJURY AND A FATALITY. ALSO, TOTAL BRAKE FAILURE OCCURRED. CAUSE UNKNOWN. *AK
AT A VEHICLE CRASH SIDE AIRBAGS DID NOT DEPLOY. CAUSE UNKNOWN. DEALER NOTIFIED.*AK CONSUMER WAS NOT IN MOTION AT TIME OF ACCIDENT, ANOTHER MOTORIST CRASHED INTO CONSUMERS VEHICLE, 2 PEOPLE WERE INJUR
CUSTOMER WAS DRIVING VEHICLE DOWN ROAD, ALL OF A SUDDEN COMING UP TO A STOPLIGHT CAR SUDDENLY DIED, AT THE SAME TIME WHITE SMOKE CAME BILLOWING OUT THE BACK OF THE CAR, IT CAUSED A TRAFFIC HAZARD IN W
DT: WHEN THE CONSUMER PULED INTO HER DRIVEWAY, SHE NOTICED THAT THE DISC BRAKE TRACTION STABILIZER LIGHT ILLUMINATED ON THE DASH. SHE IMMEDIATELY PUT VEHICLE INTO PARK AND EXITED THE VEHICLE TO OPE
Showing the 5 most serious of 310 complaints filed with NHTSA.
