2004 Chevrolet Silverado 2500 HD Service and Repair Manual
2004 Chevrolet Silverado 2500 HD service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- WT Crew Cab Pickup 4-Door
- Base Standard Cab Pickup 2-Door
- LS Extended Cab Pickup 4-Door
- LT Extended Cab Pickup 4-Door
- Base Extended Cab Pickup 4-Door
- LS Standard Cab Pickup 2-Door
- LS Crew Cab Pickup 4-Door
- LT Crew Cab Pickup 4-Door
- WT Extended Cab Pickup 4-Door
- Base Crew Cab Pickup 4-Door
- WT Standard Cab Pickup 2-Door
Engines covered
- 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged
- 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated
- 8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
- 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
CERTAIN FABTECH AFTERMARKET REPLACEMENT PITMAN ARMS, P/NOS. FTS71000 AND FTS71001, INSTALLED FOR USE ON CERTAIN 2001-2006 GM C/K 2500 PICK UP TRUCKS AND SPORT UTILITY VEHICLES. TH
LOSS OF STEERING CONTROL COULD LEAD TO A VEHICLE CRASH WITH POTENTIAL INJURY OR DEATH.
FABTECH WILL NOTIFY OWNERS AND REPLACE THE PITMAN AND IDLER ARMS FREE OF CHARGE. THE RECA
This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed fo
Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected mo
GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the deal
This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
This Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the Personal Property Damage process.
Showing the 8 most recent of 98 technical service bulletins on file with NHTSA.
ON 4/28/2016 TRAVELING TO WORK FOLLOWING A TRACTOR TRAILER IN A 55 MPH ZONE, THE TRACTOR TRAILER ABRUPTLY MERGED INTO THE RIGHT TURN LANE AFTER A CURVE WITHOUT A SIGNAL LEAVING TWO
TL* THE CONTACT OWNS A 2004 CHEVROLET SILVERADO 2500 HD. WHILE DRIVING APPROXIMATELY 40 MPH, THE CONTACT APPLIED THE BRAKES REPEATEDLY AND THERE WAS NO RESPONSE. THE VEHICLE FAILED
CANT REMEMBER WHAT HAPPENED I BLACK OUT AND WOKE UP WITH COPS AROUND ME. THE FRONT END OF THE TRUCK IS WRECKED. AIRBAGS DID NOT DEPLOY.
CANT REMEMBER WHAT HAPPENED I BLACK OUT AND WOKE UP WITH COPS AROUND ME. THE FRONT END OF THE TRUCK IS WRECKED. AIRBAGS DID NOT DEPLOY.
Showing the 4 most serious of 430 complaints filed with NHTSA.
