🏷️ Basic Information

Make:

Buick

Model:

Regal

Year:

2016

Platform:

GM Epsilon II

👋 Introduction

Segment:

Mid-size sedan/coupe, targeting the premium/near-luxury segment.

Key Competitors:

Acura TLX, Infiniti Q50, Lexus ES, Lincoln MKZ, BMW 3 Series (entry-level trims).

Design Philosophy:

European-influenced styling and driving dynamics, leveraging GM's global platforms.

Value Proposition:

Offers premium features and refinement at a competitive price point compared to established luxury brands.

📋 Manual Details

All Models Trims Engines Transmissions:

Yes

Estimated Page Count:

Detailed and extensive, typically 2000+ pages for a complete workshop manual covering all aspects.

Manual Type:

Complete Workshop Service Repair Manual

Language:

English

Format:

Digital Downloadable (PDF)

📖 Manual Coverage

Powertrain:

Engine mechanical, fuel system, ignition system, exhaust system, emissions control, cooling system, lubrication system, engine electrical, powertrain control module (PCM) diagnostics.

Transmission:

Automatic transmission (e.g., 8T45/8T50/8T75 depending on engine), transmission control module (TCM) diagnostics, torque converter, shift control systems.

Drivetrain:

Front-wheel drive (FWD), All-wheel drive (AWD) systems, drive shafts, CV joints, differential.

Suspension:

Front suspension (MacPherson strut), rear suspension (multi-link), shock absorbers, springs, control arms, bushings, wheel alignment specifications.

Steering:

Electric Power Steering (EPS) system, steering column, steering rack, tie rods, power steering fluid (if applicable to specific EPS design).

Brakes:

Hydraulic brake system, anti-lock braking system (ABS), electronic stability control (ESC), brake rotors, pads, calipers, brake fluid specifications, parking brake.

Electrical System:

Battery, charging system, starting system, lighting system (headlights, taillights, interior), power windows, door locks, mirrors, wipers, horns, fuses, relays, wiring diagrams.

Body And Chassis:

Body panels, doors, hood, trunk, bumpers, glass, mirrors, interior trim, underbody coatings, structural components.

HVAC:

Heating, ventilation, and air conditioning (HVAC) system, refrigerant specifications, compressor, condenser, evaporator, climate control module.

Infotainment And Electronics:

Audio system, navigation system, instrument cluster, dashboard lights, driver information center, sensors, control modules.

Routine Maintenance:

Oil changes, filter replacements (oil, air, cabin), fluid checks and top-offs, tire rotations, spark plug replacement.

Troubleshooting:

Diagnostic trouble codes (DTCs) interpretation, symptom-based diagnostics, common problem resolution.

Repair And Replacement:

Engine component overhaul, transmission repair, brake system overhauls, suspension component replacement, electrical component diagnosis and replacement, body panel repair.

Diagnostics:

Detailed diagnostic procedures for all major systems, including scan tool usage and interpreting live data.

Schematics And Diagrams:

Comprehensive electrical wiring diagrams, vacuum diagrams, and flow charts.

Specifications:

Torque specifications for all fasteners, clearances, fluid capacities, and diagnostic parameters.

Depth:

Comprehensive from basic maintenance to full engine and transmission rebuilds, including advanced electrical diagnostics and bodywork procedures.

📊 Manual Specifications

File Format:

Portable Document Format (PDF)

Print Quality:

High-resolution for clear text and diagrams, suitable for printing.

Binding Type:

Digital (No physical binding)

Paper Type:

Digital (Not applicable to physical paper)

⚙️ Engine Specifications

Engine Options:

2.0L Turbocharged Inline-4 (LTG), 3.6L Naturally Aspirated V6 (LFX, likely phased out or optional in some trims).

Horsepower 2.0T:

259 hp @ 5300 rpm

Torque 2.0T:

295 lb-ft @ 2500-5000 rpm

Horsepower 3.6V6:

305 hp @ 6800 rpm (approx.)

Torque 3.6V6:

264 lb-ft @ 5200 rpm (approx.)

Fuel Delivery:

Direct Injection (DI) for both engines.

Fuel Type:

Premium Unleaded Gasoline (recommended for turbocharged engines)

ECU Type:

General Motors Powertrain Control Module (PCM)

🔧 Transmission

Transmission Type 2.0T:

6-speed automatic (e.g., 6T45)

Transmission Type AWD:

8-speed automatic (e.g., 8T45/8T50) for AWD models, potentially optional for 2.0T FWD.

Transmission Type V6:

6-speed automatic (e.g., 6T70/6T75) for V6 models.

Manual Mode:

Driver Shift Control (tap-up/tap-down functionality on shifter).

📐 Dimensions

Length:

191.4 inches

Width:

73.1 inches

Height:

58.4 inches

Wheelbase:

107.8 inches

Curb Weight Est:

3500-3800 lbs (depending on configuration)

Trunk Volume:

15.2 cubic feet

🛡️ Safety Features

NHTSA Overall Rating:

5-Star (for most configurations, refer to NHTSA for specific VIN)

Traction Control:

Standard Electronic Traction Control (TCS), StabiliTrak Electronic Stability Control System.

Driver Assistance Available:

Forward Collision Alert, Lane Departure Warning, Side Blind Zone Alert, Rear Cross-Traffic Alert, Adaptive Cruise Control.

Airbags:

Frontal airbags (driver/passenger), side-impact airbags (front/rear), head curtain airbags.

Seatbelts:

3-point seat belts with pretensioners, LATCH child seat anchors.

💡 Technology Features

Infotainment System:

Buick IntelliLink system with touchscreen interface (e.g., 8-inch diagonal).

Connectivity Features:

Bluetooth audio streaming and phone integration, USB ports, Apple CarPlay and Android Auto (late availability or optional).

Adaptive Cruise Control:

Available, maintains set speed and distance to vehicle ahead.

Parking Assist:

Rear vision camera standard, front and rear parking sensors available.

Onstar:

Available OnStar services including turn-by-turn navigation, automatic crash response, and remote access via mobile app.

🔧 Maintenance

Oil Change Interval:

Typically 7,500 miles or 6 months, whichever comes first (based on driving conditions and oil type used - consult manual for exact recommendations).

Air Filter Replacement:

Inspect every 15,000 miles, replace as needed. Consult manual for specific recommendations based on driving environment.

Cabin Air Filter Replacement:

Inspect every 15,000 miles, replace as needed. Consult manual for specific recommendations.

Spark Plug Replacement 2.0T:

Approximately 60,000 - 100,000 miles, depending on plug type. Consult manual for specific recommendations and torque.

Engine Oil 2.0T:

SAE 0W-20, Dexos1 Gen2 specification recommended. Capacity ~5.0 quarts.

Engine Oil 3.6V6:

SAE 0W-30 or 5W-30, Dexos specification. Capacity ~6.0 quarts.

Transmission Fluid:

Specific Dexron automatic transmission fluid (e.g., Dexron VI for 6-speed, specific fluid for 8-speed). Capacity varies by transmission type, requires precise filling procedure.

Coolant:

GM Super Coolant (blue), extended life. Ethylene glycol based, mixed 50/50 with distilled water. Capacity ~8.0-9.0 quarts.

Brake Fluid:

DOT 3 or DOT 4 (consult manual for specific designation and type).

Turbocharger Issues:

Potential for oil leaks, turbocharger lag, or failure in high-mileage vehicles, especially if maintenance is neglected.

Transmission Hesitation:

Some owners have reported occasional transmission shifting hesitation or clunking, often related to TCM software or fluid condition.

Engine Mounts:

Worn engine mounts can lead to increased vibration felt in the cabin.

Water Pump Leaks:

Early models or specific batches may experience coolant leaks from the water pump seal.

📚 Vehicle History

Buick Legacy:

Long history in the American automotive market, known for comfortable and well-appointed vehicles.

Regal Heritage:

The Regal nameplate has a long history, evolving from a sporty coupe/sedan to a more premium offering. The 2011-2017 generation was a significant departure, focusing on European design and driving dynamics, based on Opel Insignia architecture.

Manufacturing Location:

Oshawa, Ontario, Canada

🏆 Awards & Recognition

Consumer Reports Ratings:

Varies year to year, but generally Buick has been recognized for quietness and comfort. Specific reliability ratings should be checked for the 2016 model year.

IIHS Top Safety Pick:

Often achieved 'Top Safety Pick' or 'Top Safety Pick Plus' ratings from IIHS, depending on optional safety equipment.