🏷️ Basic Information

Make:

Chevrolet

Model:

Silverado 2500 HD

Year:

2011

Generation Designation:

GMT900

Platform Code:

GMT900

👋 Introduction

Segment:

Heavy Duty Pickup Truck

Target Audience:

Owners seeking to perform maintenance and repairs, DIY enthusiasts, independent repair shops.

Competitors:

Ford F-250 Super Duty, Ram 2500 (Cummins/Hemi variants)

Licensing:

Officially Licensed, Derived from OE Materials

Convenience:

Instant Online Access, Compatible with Multiple Devices (PC, Laptop, Smartphone, Tablet)

Value Proposition:

Cost Savings on Repairs, Empowerment for DIY Maintenance, Access to Authoritative Information

Provider:

RepairSurge

📋 Manual Details

Primary Coverage:

Service and Repair

Secondary Coverage:

Maintenance, Diagnostics, Troubleshooting, Electrical Schematics, Component Replacement

Estimated Page Count:

Extensive (Digital format with potentially thousands of pages of searchable content)

Type:

Official Factory Service Manual (Digital Software/PDF Download)

Language:

English

Format:

PDF Download

📖 Manual Coverage

Powertrain:

Engine (Gasoline and Diesel), Transmission (Automatic and Manual), Drivetrain (4WD/2WD Systems)

Chassis:

Suspension (Front and Rear), Steering, Brakes (Hydraulic and ABS), Wheels and Tires

Electrical:

Body Control Module (BCM), Powertrain Control Module (PCM), Infotainment, Lighting, Instrumentation, HVAC Controls, Safety Systems (Airbags, ABS), Power Accessories

Body:

Interior and Exterior Trim, Body Panels, Doors, Glass, Bumpers, Seats, HVAC System Components

Maintenance:

Oil and Filter Changes, Fluid Checks and Replacements (Coolant, Brake Fluid, Power Steering Fluid, Transmission Fluid), Filter Replacements (Air, Fuel, Cabin), Spark Plug Replacement, Wiper Blade Replacement

Repair Diagnostics:

Engine Mechanical and Electrical Diagnostics, Transmission Repair and Overhaul, Brake System Bleeding and Component Replacement, Steering System Component Replacement, Suspension Component Replacement, Electrical System Troubleshooting (Wiring Diagrams, Component Testing), HVAC System Diagnosis and Repair

Special Procedures:

Diagnostic Trouble Code (DTC) Paging and Interpretation, PCM Reprogramming, Key Fob Programming, Steering Wheel Removal (Airbag Safety), Battery Disconnect and Reconnect Procedures, Wheel Alignment Specifications, Tire Pressure Monitoring System (TPMS) Calibration

Depth:

Comprehensive Factory-Level Detail, suitable for DIY enthusiasts and professional technicians. Includes diagnostic flowcharts, component removal/installation instructions, torque specifications, and electrical schematics.

📊 Manual Specifications

File Type:

PDF

Searchability:

Searchable Text

Printability:

Printable Pages

Resolution:

High Resolution (suitable for clear diagrams and text)

Binding:

Not Applicable (Digital Download)

Paper:

Not Applicable (Digital Download)

⚙️ Engine Specifications

Engine Options:

6.0L V8 Vortec Gas, 6.2L V8 Vortec FlexFuel Gas, 6.6L V8 Duramax LLY/LBZ/LMM Diesel (Note: Specific engine availability may vary by trim and region. This manual covers the full range for the 2011 model year.)

Horsepower Gas 6 0L:

Approximately 300-325 hp (varies by configuration)

Torque Gas 6 0L:

Approximately 360-370 lb-ft (varies by configuration)

Horsepower Gas 6 2L:

Approximately 403 hp

Torque Gas 6 2L:

Approximately 417 lb-ft

Horsepower Diesel 6 6L:

Approximately 365 hp

Torque Diesel 6 6L:

Approximately 765 lb-ft (with the LBZ/LMM variations, torque figures could be higher)

Gasoline Injection:

Sequential Fuel Injection (SFI)

Diesel Injection:

Common Rail Direct Injection (CRDI)

Fuel Type:

Unleaded gasoline (for 6.0L and 6.2L), Diesel fuel (for 6.6L), E85 FlexFuel (for 6.2L)

🔧 Transmission

Transmission Options:

6-Speed Automatic Transmission (e.g., Allison 1000 for diesel, 4L70E/4L80E variations for gasoline)

Transmission Options:

6-Speed Manual Transmission (less common in HD models, typically found in specific configurations)

Torque Converter Lockup:

Yes, electronically controlled for efficiency.

Transmission Fluid Type:

Dexron VI (for automatic transmissions - confirm with specific VIN/model in manual)

Transmission Fluid Capacity:

Approx. 10-12 quarts (dry fill, consult manual for exact capacity)

📐 Dimensions

Body Styles:

Regular Cab, Extended Cab, Crew Cab

Bed Lengths:

6.5 ft Short Bed, 8.0 ft Long Bed

Wheelbase:

Varies by configuration (e.g., 133.5" for Regular Cab SWB, 143.5" for Extended Cab SWB/Regular Cab LWB, 153.5" for Crew Cab SWB/Extended Cab LWB, 167.5" for Crew Cab LWB)

Curb Weight:

Varies significantly by configuration, typically starting around 6,000 lbs and exceeding 7,500 lbs for diesel 4x4 Crew Cab models.

Gross Vehicle Weight Rating Gvw:

Typically 9,200 lbs to 11,000 lbs, depending on configuration and axle ratings.

Towing Capacity:

Up to 13,000 lbs (conventional towing) and 17,000 lbs (5th-wheel/gooseneck towing), depending on configuration and factory-installed towing packages.

Payload Capacity:

Varies significantly, typically ranging from 2,500 lbs to over 4,000 lbs.

🛡️ Safety Features

NHTSA Frontal Impact:

5-Star Driver, 4-Star Passenger (for crew cab models, general trend)

NHTSA Side Impact:

5-Star All Seats (for crew cab models, general trend)

IIHS Crash Test Ratings:

Good (for models tested, generally strong performance in frontal and side impacts)

ABS:

Standard Anti-lock Braking System (ABS) on all wheels.

Traction Control:

Standard Electronic Traction Control (ETC) for both 2WD and 4WD models.

Stability Control:

Available StabiliTrak Electronic Stability Control with Trailer Sway Control (TCS) on select trims.

Airbags:

Driver and front passenger airbags. Available side-curtain airbags and front-seat side-impact airbags on certain configurations.

Seatbelts:

Three-point seatbelts with pretensioners for all occupants.

💡 Technology Features

Audio System:

Available AM/FM/CD/MP3 player, with options for SiriusXM Satellite Radio, USB input, and auxiliary audio jacks. Higher trims may feature upgraded sound systems.

Navigation:

Optional factory navigation system with touch-screen interface on higher trims.

Parking Assist:

Available rear parking assist sensors.

Rearview Camera:

Optional rearview camera integrated into the tailgate or mirror assembly.

Bluetooth:

Available Bluetooth hands-free calling and audio streaming on select trims.

🔧 Maintenance

Oil Change Interval Gas:

Every 5,000-7,500 miles or 6 months, depending on driving conditions (severe vs. normal).

Oil Change Interval Diesel:

Every 5,000-7,500 miles or 6 months (severe duty/towing), up to 10,000 miles or 12 months for normal use (diesel exhaust fluid: DEF, if applicable to specific variant, also requires monitoring/refilling).

Engine Air Filter Replacement:

Every 24,000-30,000 miles or as needed based on inspection.

Cabin Air Filter Replacement:

Every 12,000-15,000 miles or annually.

Transmission Fluid Change:

Every 50,000-100,000 miles, depending on towing and operating conditions. Diesel Allison transmissions may have specific service requirements.

Engine Oil Gas 6 0L 6 2L:

SAE 5W-30 Synthetic Blend or Full Synthetic (API SN/SN Plus compliant). Consult manual for specific viscosity grade for temperature range.

Engine Oil Diesel 6 6L:

SAE 15W-40 Heavy Duty Diesel Engine Oil (API CJ-4 or CK-4 compliant). Consult manual for specific viscosity grade.

Coolant:

GM P/N 12346140 or equivalent Dex-Cool® Extended Life Antifreeze/Coolant (Orange color), 50/50 mixture with distilled water.

Brake Fluid:

DOT 3 or DOT 4 Disc Brake Fluid.

Duramax Diesel Injectors:

Early models of the Duramax (LB7, LLY) could experience injector failures; LMM and later engines generally improved. Manual will guide diagnosis.

Allison Transmission:

The Allison 1000 transmission is robust, but proper fluid maintenance is crucial. Manual provides diagnostic procedures for shifting issues.

Exhaust Gas Recirculation Egr:

Diesel models may experience EGR system clogging; manual will detail cleaning and diagnostic procedures.

Fuel Pump Problems:

Some gasoline V8s have reported fuel pump issues; manual covers diagnosis and replacement.

📚 Vehicle History

Chevrolet Truck Legacy:

Chevrolet has a long and storied history in the truck market, dating back to the early 20th century, known for durability and capability.

Silverado Hd Lineage:

The Silverado HD line evolved from earlier Chevrolet C/K heavy-duty trucks, consistently offering increased towing and payload capacities.

Gmt900 Generation:

The 2011 model year falls within the second generation of the GMT900 platform (2007-2013), which featured a significant styling update and improved chassis dynamics compared to its predecessor.

Manufacturing Locations:

Fort Wayne, Indiana; Silao, Mexico

🏆 Awards & Recognition

Motor Trend Truck Of The Year:

The Silverado platform (various iterations) has historically been a strong contender for and recipient of automotive awards, including MotorTrend's Truck of the Year.