Segment:
Full-size sedan, often used as police cruisers, fleet vehicles, and comfortable personal transport.
Competitors:
Ford Crown Victoria, Chrysler New Yorker, Dodge Monaco, Oldsmobile Custom Cruiser, Buick Roadmaster (on the B-body platform).
Design Philosophy:
Body-on-frame construction for durability, spacious interior, rear-wheel drive, V8 engine options.
All Models Engines Trims Transmissions:
True
Estimated Page Count:
Varies by specific edition, typically 1000+ pages for comprehensive factory service manuals.
Type:
Complete Workshop Service Repair Manual
Format:
Downloadable Digital Format (PDF)
Engine:
Engine mechanical, fuel injection, ignition system, cooling system, lubrication system, exhaust system, emission controls.
Transmission:
Automatic transmission (e.g., 4L60/4L65E, 4L80E), manual transmission (if applicable), driveline, axles, driveshafts.
Brakes:
Front disc brakes, rear drum brakes (standard on most models), power brake booster, hydraulic system, parking brake.
Suspension:
Independent front suspension (short-long arm), solid rear axle, coil springs, shock absorbers, steering linkage.
Steering:
Power steering system, steering column, steering wheel, steering gear/rack.
Electrical:
Battery, charging system, starting system, lighting system, instrument cluster, wiring diagrams, body control modules, fuses, relays.
HVAC:
Heating, Ventilation, and Air Conditioning (HVAC) system operation, components, and servicing.
Body:
Body construction, exterior trim, interior trim, doors, windows, locks, seats, body panels, chassis components.
Maintenance:
Scheduled maintenance, fluid changes, filter replacements, lubrication, inspections.
Troubleshooting:
Diagnostic procedures, symptom-based troubleshooting guides, fault code interpretation.
Repair:
Component removal and installation, overhaul procedures, component repair.
Diagnostics:
Detailed diagnostic strategies for all major systems.
Adjustments:
Calibration and adjustment procedures for various components.
Depth:
Comprehensive from basic maintenance to advanced engine and transmission rebuilds, including detailed wiring schematics and diagnostic flowcharts.
Printability:
High-resolution, fully printable; allows printing of individual pages, chapters, or the entire manual.
Binding Type:
Digital (N/A for printed binding)
Paper Type:
Digital (N/A for printed paper type)
Required Software:
Adobe Acrobat Reader (or compatible PDF viewer)
Delivery Method:
Instant Email Delivery upon payment confirmation
Engine Options:
5.0L (305 cu in) V8 (L03), 5.7L (350 cu in) V8 (L05 - often for police/heavy-duty applications), 4.3L V6 (VIN code 'X' - Less common for Caprice models, more for truck variants but possible).
Horsepower 5.0L V8:
Approx. 170 hp @ 4000 rpm
Torque 5.0L V8:
Approx. 245 lb-ft @ 2400 rpm
Horsepower 5.7L V8:
Approx. 190-230 hp (depending on specific application, e.g., police package)
Torque 5.7L V8:
Approx. 300-340 lb-ft (depending on specific application)
Fuel Delivery:
Throttle Body Injection (TBI) for 5.0L V8, Central Multi-Port Fuel Injection (CSFI/MPFI) for 5.7L V8 (Tunable Port Injection - TPI less common on standard Caprice, more on performance variants).
Recommended Fuel:
87 Octane Unleaded (for 5.0L), 87-91 Octane Unleaded (for 5.7L depending on tune)
Ntsa Crash Test Results:
As per 1991 standards; frontal impact data available. Frontal impact rating was generally considered adequate for the era, but modern standards are significantly more stringent.
Antilock Brakes:
Available, typically on heavier duty or police models.
Airbags:
Driver-side airbag standard for 1991 model year.
Seatbelts:
Front and rear seat belts, driver's side shoulder belt.
Oil Change Interval:
Typically every 3,000 to 5,000 miles, or as specified by the manual based on driving conditions.
Transmission Fluid Change Interval:
Every 30,000 to 60,000 miles, depending on driving conditions and transmission type.
Spark Plug Replacement:
Refer to manual; typically 30,000 to 100,000 miles depending on spark plug type (e.g., copper vs. platinum/iridium).
Engine Oil:
API SG or SH certified, SAE 5W-30 or 10W-30 recommended (check manual for specific weight based on climate).
Coolant:
GM-specification engine coolant (typically green ethylene glycol based, 50/50 mix with distilled water).
Transmission Fluid:
Dexron II or Dexron III ATF (Automatic Transmission Fluid).
Brake Fluid:
DOT 3 brake fluid.
Common Problems:
TBI fuel injector clogging, intake manifold gasket leaks (especially on L03), rear main seal leaks, aging rubber bushings in suspension, power window/lock issues, ABS sensor failures (if equipped).
Chevrolet Legacy:
Chevrolet has a long history of producing reliable and popular vehicles, particularly trucks and full-size sedans.
Caprice Lineage:
The Caprice was Chevrolet's flagship full-size sedan from 1965 to 1996, known for its comfort and spaciousness. The 1991 model represents the facelifted fourth generation of the B-body platform.
Manufacturing Locations:
Primarily Arlington, Texas; Baltimore, Maryland; Doraville, Georgia; and Janesville, Wisconsin.
