🏷️ Basic Information Identification Make: Infiniti Model: G37 Year: 2013 👋 Introduction Market Position Positioning: Premium sport sedan, competing with BMW 3 Series, Audi A4, and Mercedes-Benz C-Class. Competitive Analysis Key Competitors: BMW 3 Series, Audi A4, Mercedes-Benz C-Class, Lexus IS. Key Features Vehicle Strengths: Powerful V6 engine, engaging handling, luxurious interior, rear-wheel-drive bias. Manual Value Proposition Value: Provides comprehensive, licensed OE data for DIY repairs and maintenance, saving significant costs compared to professional shop rates. Manual Advantage Digital Vs Print: More convenient, searchable, and up-to-date than traditional printed manuals. 📋 Manual Details Coverage Areas Primary Coverage: 2013 Infiniti G37 (all trims and drivetrain configurations) Secondary Coverage: General Infiniti maintenance and diagnostic procedures applicable to the era. Page Count Estimated Pages: Extensive (digital format, equivalent to several thousand printed pages of OE data) Manual Type Type: Official Licensed Service and Repair Manual Software Language Language: English Format Format: Online Digital Access (Web-based) 📖 Manual Coverage Systems Covered Powertrain: Engine (VQ37VHR), Transmission (7-speed automatic RWD/AWD), Drivetrain (differentials, driveshafts, axles). Chassis: Suspension (front and rear), Steering (power steering system), Brakes (hydraulic system, ABS, EBD, VDC), Wheels and Tires. Electrical: Engine control systems, body control modules, lighting, instruments, audio, navigation, power accessories, starting and charging system, wiring diagrams. HVAC: Air conditioning, heating, ventilation, climate control systems. Body: Body panels, doors, glass, interior trim, safety systems (airbags, seatbelts). Procedures Included Maintenance: Routine service, oil changes, filter replacements, fluid checks and changes, inspections. Diagnosis: Troubleshooting guides, diagnostic trouble codes (DTCs), symptom-based diagnostics, electrical troubleshooting. Repair: Component removal and installation, system overhauls, adjustments, calibrations. Component Replacement: Detailed steps for replacing major and minor components across all systems. Specifications: Torque specifications, clearances, tolerances, electrical data, fluid capacities. Technical Depth Depth: Comprehensive OE-level technical data, suitable for professional technicians and advanced DIYers. Diagnostic Tools: Information on using scan tools, oscilloscopes, and specialized diagnostic equipment. Wiring Diagrams: Detailed, system-specific wiring schematics with component identification and pinouts. Rebuild Procedures: Includes procedures for engine and transmission component rebuilding. 📊 Manual Specifications File Format Digital Format: Web-based application accessed via browser. Print Quality Printability: Printable sections and diagrams available through the online interface. Binding Type Binding: N/A (Digital) Paper Type Paper: N/A (Digital) Access Access Duration: One Year (with renewal options) Device Compatibility: Compatible with PC, Laptop, Smartphone, Tablet via web browser. ⚙️ Engine Specifications Primary Engine Engine Code: VQ37VHR Engine Type: 3.7L DOHC 24-valve V6 with Variable Valve Event and Lift (VVEL) and Direct Ignition System (VIS) Performance Horsepower: 328 hp @ 7000 rpm (coupe/sedan), 332 hp @ 7000 rpm (convertible) Torque: 269 lb-ft @ 5200 rpm (coupe/sedan), 270 lb-ft @ 5200 rpm (convertible) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with Direct Injection (DI) and Multi-port Fuel Injection (MPI) Engine Oil Oil Capacity: 5.1 US Quarts (4.8 Liters) with filter change (VQ37VHR) Coolant Coolant Capacity: Approximately 7.1 US Quarts (6.7 Liters) for AWD models. Ignition Spark Plugs: NGK SILKAR7A11 or equivalent (Long-life Iridium type) 🔧 Transmission Standard Transmission Type: JR710E 7-speed automatic with manual shift mode and Downshift Rev Matching (DRM) Optional Transmission Type: None for the 2013 model year G37 (all automatic). Features Drivetrain Options: Rear-Wheel Drive (RWD) and All-Wheel Drive (ATTESA E-TS) Fluid Specifications Transmission Fluid Type: Nissan Matic S or equivalent ATF Fluid Capacity Transmission Fluid Capacity: Approximately 3.8 US Quarts (3.6 Liters) for dry fill. 📐 Dimensions Exterior Wheelbase: 112.2 inches (2850 mm) Length: 187.0 inches (4750 mm) - Sedan Width: 71.5 inches (1816 mm) - Sedan Height: 57.7 inches (1466 mm) - Sedan Weights Curb Weight: Approx. 3,700 - 3,850 lbs (1678 - 1746 kg) RWD Sedan, Approx. 3,850 - 4,000 lbs (1746 - 1814 kg) AWD Sedan Cargo Trunk Capacity: 13.5 cu ft (382 Liters) - Sedan Wheels Tires Wheel Size: 18-inch or 19-inch alloy wheels Tire Pressure Front: 32 psi (typical for 19-inch) Tire Pressure Rear: 32 psi (typical for 19-inch) 🛡️ Safety Features Ratings NHTSA Overall: Likely 5-Star Overall (based on typical performance for this model year and class) Active Features ABS: Standard Anti-lock Braking System (ABS) Vdc: Standard Vehicle Dynamic Control (VDC) with Traction Control System (TCS) Ebd: Standard Electronic Brake-force Distribution (EBD) Passive Features Airbags: Standard front airbags, front side-impact airbags, front and rear curtain airbags. Seatbelts: 3-point front seatbelts with pretensioners and load limiters, rear 3-point seatbelts. 💡 Technology Features Infotainment Infotainment System: Infiniti Navigation System with 7-inch or 8-inch color display, voice recognition, Bluetooth streaming audio. Driver Assistance Optional Features: Intelligent Cruise Control (ICC), Front and Rear Parking Sensors, Rearview Monitor, Backup Collision Intervention (BCI). Connectivity Bluetooth: Standard Bluetooth Hands-Free Phone System and Streaming Audio. Convenience Keyless Entry: Infiniti Intelligent Key with Push Button Ignition. 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000 miles (8,000 km) or 6 months, whichever comes first, or per severe service schedule. Air Filter Replacement: Every 30,000 miles (48,000 km) or...
Suspension (front and rear), Steering (power steering system), Brakes (hydraulic system, ABS, EBD, VDC), Wheels and Tires.
Electrical:
Engine control systems, body control modules, lighting, instruments, audio, navigation, power accessories, starting and charging system, wiring diagrams.
HVAC:
Air conditioning, heating, ventilation, climate control systems.
Body:
Body panels, doors, glass, interior trim, safety systems (airbags, seatbelts).
Electronic Fuel Injection (EFI) with Direct Injection (DI) and Multi-port Fuel Injection (MPI)
Engine Oil
Oil Capacity:
5.1 US Quarts (4.8 Liters) with filter change (VQ37VHR)
Coolant
Coolant Capacity:
Approximately 7.1 US Quarts (6.7 Liters) for AWD models.
Ignition
Spark Plugs:
NGK SILKAR7A11 or equivalent (Long-life Iridium type)
🔧 Transmission
Standard
Transmission Type:
JR710E 7-speed automatic with manual shift mode and Downshift Rev Matching (DRM)
Optional
Transmission Type:
None for the 2013 model year G37 (all automatic).
Features
Drivetrain Options:
Rear-Wheel Drive (RWD) and All-Wheel Drive (ATTESA E-TS)
Fluid Specifications
Transmission Fluid Type:
Nissan Matic S or equivalent ATF
Fluid Capacity
Transmission Fluid Capacity:
Approximately 3.8 US Quarts (3.6 Liters) for dry fill.
📐 Dimensions
Exterior
Wheelbase:
112.2 inches (2850 mm)
Length:
187.0 inches (4750 mm) - Sedan
Width:
71.5 inches (1816 mm) - Sedan
Height:
57.7 inches (1466 mm) - Sedan
Weights
Curb Weight:
Approx. 3,700 - 3,850 lbs (1678 - 1746 kg) RWD Sedan, Approx. 3,850 - 4,000 lbs (1746 - 1814 kg) AWD Sedan
Cargo
Trunk Capacity:
13.5 cu ft (382 Liters) - Sedan
Wheels Tires
Wheel Size:
18-inch or 19-inch alloy wheels
Tire Pressure Front:
32 psi (typical for 19-inch)
Tire Pressure Rear:
32 psi (typical for 19-inch)
🛡️ Safety Features
Ratings
NHTSA Overall:
Likely 5-Star Overall (based on typical performance for this model year and class)
Active Features
ABS:
Standard Anti-lock Braking System (ABS)
Vdc:
Standard Vehicle Dynamic Control (VDC) with Traction Control System (TCS)
Ebd:
Standard Electronic Brake-force Distribution (EBD)
Passive Features
Airbags:
Standard front airbags, front side-impact airbags, front and rear curtain airbags.
Seatbelts:
3-point front seatbelts with pretensioners and load limiters, rear 3-point seatbelts.
💡 Technology Features
Infotainment
Infotainment System:
Infiniti Navigation System with 7-inch or 8-inch color display, voice recognition, Bluetooth streaming audio.
Driver Assistance
Optional Features:
Intelligent Cruise Control (ICC), Front and Rear Parking Sensors, Rearview Monitor, Backup Collision Intervention (BCI).
Connectivity
Bluetooth:
Standard Bluetooth Hands-Free Phone System and Streaming Audio.
Convenience
Keyless Entry:
Infiniti Intelligent Key with Push Button Ignition.
🔧 Maintenance
Service Intervals
Oil Change Interval:
Every 5,000 miles (8,000 km) or 6 months, whichever comes first, or per severe service schedule.
Air Filter Replacement:
Every 30,000 miles (48,000 km) or as needed.
Cabin Air Filter:
Every 15,000 miles (24,000 km) or annually.
Transmission Fluid Change:
Typically every 60,000 miles (96,000 km) or as per service schedule, especially for heavy-duty use.
Fluid Specifications
Engine Oil Type:
API SN or ILSAC GF-5 certified, SAE 0W-20 synthetic motor oil.
Coolant Type:
Nissan Genuine Super Long Life Coolant (Blue) or equivalent; 50/50 mix with distilled water.
Known Issues
Oil Consumption:
Some VQ37VHR engines may exhibit higher than expected oil consumption, requiring regular checks and topping off.
Throttle Body:
Occasional issues with electronic throttle bodies leading to rough idling or performance concerns.
HVAC Blend Door:
Blend door actuators can fail, causing temperature control issues.
Cvt Issues:
While the G37 uses a traditional automatic, earlier Nissan CVTs (not in G37) had documented issues. The 7-speed automatic is generally robust but requires proper fluid maintenance.
📚 Vehicle History
Brand Heritage
Infiniti Launch:
Infiniti launched in 1989 as Nissan's luxury division.
Model Evolution
G37 Introduction:
The G37 replaced the G35 in 2008. The VQ37VHR engine was introduced for the 2009 model year.
2013 Updates:
The 2013 model year saw minor updates and packaging changes prior to the model's transition to the Q40/Q60 badging in later years.
Production
Manufacturing Plant:
Tochigi, Japan
🏆 Awards & Recognition
Recognitions
Ward 3 Best Engines:
The VQ37VHR engine has been recognized by Ward's AutoWorld's '10 Best Engines' multiple times for its performance and refinement.
Ratings
Consumer Reports:
Generally rated well for predicted reliability in its early years, though later model years have seen some variability reported.