2005 Cadillac STS Service and Repair Manual

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Covers all 2005 STS trims — Elegance Sedan 4-Door, Base Sedan 4-Door ·
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2005 Cadillac STS 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.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical coverage with wiring diagrams
  • Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

  • Elegance Sedan 4-Door
  • Base Sedan 4-Door

Engines covered

  • 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated
  • 3.6L 3564CC 217Cu. In. V6 GAS DOHC 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 #06V02000025/01/2006Component: FUEL SYSTEM, GASOLINE:DELIVERY

CERTAIN VEHICLES EQUIPPED WITH V6 ENGINES MAY HAVE A CONDITION WHERE FUEL IS NO LONGER SUPPLIED TO THE ENGINE. THIS CONDITION OCCURS WITHOUT THE ILLUMINATION OF THE FUEL LEVEL LOW INDICATOR LIGHT OR

Consequence

IF THE ENGINE STOPS RUNNING, THE OPERATOR WILL NOT BE ABLE TO RESTART THE VEHICLE WHICH COULD INCREA

Remedy

DEALERS WILL REPROGRAM THE ELECTRONIC CONTROL MODULE (ECM) WITH NEW SOFTWARE FREE OF CHARGE. OWNERS

TSB #11020816

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

TSB #11019074

This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.

TSB #11019073

This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.

TSB #11019072

This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.

TSB #11017783

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P2097 or P2099. Technician will nee

TSB #11014455

This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the

TSB #11011782

This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking

TSB #11009156

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and

Showing the 8 most recent of 289 technical service bulletins on file with NHTSA.

20160609Component: SERVICE BRAKESCrash reported1 injured

ON JUNE 9, 2016 I WAS DRIVING ON A WET ROAD SO WHEN I TRIED TO STOP IT TOOK AN EXTREME AMOUNT OF DISTANCE TO GET THE CAR TO STOP. I FIGURED THE BRAKES GOT A LITTLE WET CAUSING THE PROBABLE. THE NEXT D

20131119Component: WHEELSCrash reported1 injured

TL* THE CONTACT OWNS A 2005 CADILLAC STS. THE CONTACT STATED THAT WHILE DRIVING 75 MPH, THE STEERING WHEEL BEGAN TO SHAKE VIOLENTLY AS THE FRONT DRIVER'S SIDE WHEEL BECAME DETACHED FROM THE VEHICLE. A

20080409Component: VEHICLE SPEED CONTROLCrash reported1 injured

TL*THE CONTACT OWNS A 2005 CADILLAC STS. WHILE DRIVING 15 MPH, THE SYBILLA TRACK LIGHT ILLUMINATED AND THE REAR OF THE VEHICLE BEGAN SLIDING TO THE LEFT. THE CONTACT DEPRESSED THE BRAKE PEDAL AND TH

20080409Component: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITEDCrash reported1 injured

TL*THE CONTACT OWNS A 2005 CADILLAC STS. WHILE DRIVING 15 MPH, THE SYBILLA TRACK LIGHT ILLUMINATED AND THE REAR OF THE VEHICLE BEGAN SLIDING TO THE LEFT. THE CONTACT DEPRESSED THE BRAKE PEDAL AND TH

20220118Component: SERVICE BRAKESCrash reported

el carro se bloquea tanto en direccion como en velocidades. pareciera ser que pierde brake fluid and gasoline

Showing the 5 most serious of 145 complaints filed with NHTSA.

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