2001 GMC Sierra 2500 Service and Repair Manual

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Covers all 2001 Sierra 2500 trims — SL Extended Cab Pickup 4-Door, SLT Extended Cab Pickup 4-Door, SLE Extended Cab Pickup 4-Door +2 more ·
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2001 GMC Sierra 2500 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

  • SL Extended Cab Pickup 4-Door
  • SLT Extended Cab Pickup 4-Door
  • SLE Extended Cab Pickup 4-Door
  • SL Standard Cab Pickup 2-Door
  • SLE Standard Cab Pickup 2-Door

Engines covered

  • 6.0L 5967CC 364Cu. In. V8 GAS 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
NHTSA #06E01000001/02/2006Component: STEERING

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. THE PIN LOCATED INSIDE

Consequence

LOSS OF STEERING CONTROL COULD LEAD TO A VEHICLE CRASH WITH POTENTIAL INJURY OR DEATH.

Remedy

FABTECH WILL NOTIFY OWNERS AND REPLACE THE PITMAN AND IDLER ARMS FREE OF CHARGE. THE RECALL IS EXPE

TSB #11020816

This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.

TSB #11012907

This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.

TSB #11010544

This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.

TSB #11006621

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

TSB #11006421

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

TSB #11004761

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

TSB #11004557

This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.

TSB #11002312

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.

Showing the 8 most recent of 98 technical service bulletins on file with NHTSA.

20031126Component: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITEDCrash reported2 injured

DRIVING ON HIGHWAY IN THE EVENING ROAD WAS WET DUE TO EARLIER RAIN, TRAVELING AT 60-65 MPH, WHEN ANOTHER CAR PASSED US AND CHANGED LANES ERRATICALLY WHICH CAUSED THE NEED TO SLOW DOWN. UPON ENGAGING T

20031126Component: AIR BAGS:FRONTALCrash reported2 injured

DRIVING ON HIGHWAY IN THE EVENING ROAD WAS WET DUE TO EARLIER RAIN, TRAVELING AT 60-65 MPH, WHEN ANOTHER CAR PASSED US AND CHANGED LANES ERRATICALLY WHICH CAUSED THE NEED TO SLOW DOWN. UPON ENGAGING T

20010912Component: AIR BAGS:FRONTALCrash reported2 injured

WHILE TRAVELING AT 40 MPH ANOTHER VEHICLE RAN A LIGHT AND CONSUMER'S VEHICLE HIT OTHER VEHICLE. UPON IMPACT, NONE OF THE FRONTAL AIRBAGS DEPLOYED. *AK NLM

20130215Component: STEERINGCrash reported1 injured

WAS TRAVELING EAST ON RT 460 NEAR GLEN LYN VIRGINIA 4:30 AM IN THE EARLY MORNING TRUCK SWERVED AND I TRIED TO CONTROL IT DID A 360 OR MORE RAN BACKWARDS UP ON A BANK ON WET ROADS TURNED BACK AROUND C

20130215Component: STEERINGCrash reported1 injured

TL* THE CONTACT OWNS A 2001 GMC SIERRA 2500 HD. THE CONTACT STATED THAT WHILE DRIVING 55 MPH, THE VEHICLE SUDDENLY JERKED TO THE LEFT THEN SPUN AROUND 180 DEGREES BEFORE CRASHING INTO A MEDIAN. THE CO

Showing the 5 most serious of 171 complaints filed with NHTSA.

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