2011 Cadillac STS Service and Repair Manual

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Factory-Grade Data

2011 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

  • Platinum Sedan 4-Door
  • Base Sedan 4-Door

Engines covered

  • 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

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Vehicle Safety Data

2011 Cadillac STS Recalls & Complaints

No active recalls The 2011 Cadillac STS has no recalls on file with NHTSA.
TSB #11030974

This preliminary information communicates information about how to determine if a wheel and tires size change is available.

TSB #11030092

This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.

TSB #11030091

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

TSB #11027601

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

TSB #11026104

This service bulletin provides information on Tire Sidewall Irregularities.

TSB #11026017

This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.

TSB #11025755

This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customers vehicles that exhibit vibration conditions without utilizing the s

TSB #11024485

The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.

Showing the 8 most recent of 1236 technical service bulletins on file with NHTSA.

20130111Component: SEAT BELTSCrash reported2 injured

TL* THE CONTACT OWNS A 2011 CADILLAC CTS. WHILE TRAVELING APPROXIMATELY 48 MPH, THE DRIVER CRASHED INTO THE FRONT PASSENGER'S SIDE OF ANOTHER VEHICLE. THE FRONT PASSENGER SEAT BELT AND SHOULDER ATTACH

20250104Component: STEERING

The steering wheel became uncontrollable while idle and can't turn the steering wheel without picking up speed. While stopped you can't turn the steering wheel, it's like trying to turn it while the e

20161004Component: SERVICE BRAKES

WE OWN A 2011 CADILLAC STS. RECENTLY MY WIFE WAS LEAVING FOR WORK AND ALL OF A SUDDEN I FELT THE HOUSE SHAKE. MY WIFE WAS REVERSING OUT OF THE DRIVEWAY WHEN SHE APPLIED THE BRAKES. THE PEDAL WAS SO HA

20161004Component: ELECTRICAL SYSTEM

WE OWN A 2011 CADILLAC STS. RECENTLY MY WIFE WAS LEAVING FOR WORK AND ALL OF A SUDDEN I FELT THE HOUSE SHAKE. MY WIFE WAS REVERSING OUT OF THE DRIVEWAY WHEN SHE APPLIED THE BRAKES. THE PEDAL WAS SO HA

20150803Component: VEHICLE SPEED CONTROL:CRUISE CONTROL

2011 CADILLAC STS. CONSUMER WRITES IN REGARDS TO CRUISE CONTROL ACTIVATED ON ITS OWN. *SMD UPDATED 09/17/15*LJ UPDATED 09/21/15.*JB UPDATED 09/22/15*JB

Showing the 5 most serious of 9 complaints filed with NHTSA.

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