Target Audience:
DIY enthusiasts, independent repair shops, Cadillac owners seeking detailed repair information.
Comparison To Print:
More convenient, less expensive, and instantly accessible compared to traditional printed manuals. Offers searchability and multimedia integration (potential).
Accessibility:
Accessible from any internet-enabled device.
Information Source:
Licensed from OE materials, providing factory-level accuracy.
User Interface:
Designed for ease of use with push-button information access.
Engine Mechanical:
Engine assembly, cylinder head, block, pistons, crankshaft, camshaft, valve train, oil pump, cooling system, lubrication
Engine Performance:
Fuel delivery, fuel injection system (SEFI), ignition system, emissions control, engine management system (ECM)
Transmission:
Automatic transmission (4T80-E), transmission control module (TCM), gear selection, hydraulic system, torque converter
Brakes:
Front and rear disc brakes, ABS (Anti-lock Braking System), traction control system (TCS), brake fluid, hydraulic components
Suspension:
Front and rear independent suspension, struts, shock absorbers, springs, control arms, bushings, steering knuckles
Steering:
Power steering system, steering column, rack and pinion, steering linkage
Electrical System:
Battery, charging system (alternator), starting system (starter motor), wiring diagrams, fuses, relays, lighting system
HVAC:
Heating, ventilation, and air conditioning (HVAC) system, climate control, refrigerant, compressor, evaporator, condenser
Body And Trim:
Body panels, doors, windows, locks, interior trim, exterior trim, bumpers, glass
Chassis And Frame:
Frame construction, body mounting, structural components
Safety Systems:
Airbags (SRS), seat belts, anti-theft system
Maintenance:
Scheduled maintenance, fluid changes, filter replacements, lubrication, tire rotation
Diagnostics:
Troubleshooting procedures, diagnostic trouble codes (DTCs), symptom analysis
Repair:
Component removal and installation, adjustments, calibrations, rebuild procedures
Wiring Diagrams:
Complete electrical system wiring diagrams with component locations
Torque Specifications:
Detailed torque specifications for all fasteners
Specifications And Tolerances:
Detailed technical specifications and allowable tolerances for all components
Depth Of Coverage:
Comprehensive; covers basic maintenance to complete engine and transmission rebuilds, advanced diagnostics, and electrical system troubleshooting.
Oil Change Interval:
Every 7,500 miles or 6 months, whichever comes first (with synthetic oil).
Coolant Change:
Every 50,000 miles or 5 years, whichever comes first.
Engine Oil:
SAE 5W-30 (Synthetic recommended for Northstar engine)
Coolant:
GM specification 61027M, Dex-Cool extended life coolant (Orange)
Power Steering Fluid:
GM specification P-S 25504745 or Dexron III/VI
Northstar Head Gaskets:
Susceptible to head gasket failures due to uneven coolant flow and torque-to-yield head bolts. Manual provides procedures for inspection and repair, including updated bolt torque sequences.
DTC P0420:
Catalyst System Efficiency Below Threshold. Often related to exhaust leaks or failing catalytic converters. Manual details diagnostic steps for this code.
ABS Wheel Speed Sensors:
Can fail, leading to ABS and Traction Control warnings. Manual covers testing and replacement of sensors.
Evaporator Core Leaks:
Common HVAC issue, often resulting in a coolant smell inside the cabin. Manual details HVAC system removal and component replacement.
Cadillac Legacy:
Cadillac, a division of General Motors, has a long history of producing luxury vehicles known for comfort, technology, and premium features.
Devile Lineage:
The Deville nameplate has been a staple in Cadillac's lineup for decades, evolving from large, traditional sedans to more modern and technologically advanced platforms. The 1999 model represents the final year of the sixth generation, known for introducing the Northstar V8 engine across the line.
Manufacturing Location:
Hamtramck, Michigan, USA (Detroit/Hamtramck Assembly)
