2011 Cadillac CTS Service and Repair Manual

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Factory-Grade Data

2011 Cadillac CTS 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

  • Performance Wagon 4-Door
  • V Sedan 4-Door
  • Premium Sedan 4-Door
  • V Coupe 2-Door
  • Base Sedan 4-Door
  • Premium Coupe 2-Door
  • Premium Wagon 4-Door
  • Luxury Wagon 4-Door
  • Base Coupe 2-Door
  • V Wagon 4-Door
  • Performance Sedan 4-Door
  • Performance Coupe 2-Door
  • Base Wagon 4-Door
  • Luxury Sedan 4-Door
  • Coupe Coupe 2-Door

Engines covered

  • 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated
  • 3.6L 3564CC 217Cu. In. V6 GAS DOHC Naturally Aspirated
  • 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged

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 CTS Recalls & Complaints

NHTSA #14V34100019/06/2014Component: AIR BAGS

General Motors LLC (GM) is recalling certain model year 2011 Cadillac CTS vehicles manufactured October 18, 2010, to June 2, 2011. In the affected vehicles, vibrations from the drive shaft may cause

Consequence

If the roof rail air bags deploy unexpectedly, there is an increased risk of crash and injury to the

Remedy

GM will notify owners, and dealers will replace the rear drive shaft assembly, free of charge. Gene

NHTSA #14V39400002/07/2014Component: ELECTRICAL SYSTEM:IGNITION

This defect can affect the safe operation of the airbag system. Until this recall is performed, customers should remove all items from their key rings, leaving only the ignition key. The key fob (if

Consequence

If the key is not in the run position, the air bags may not deploy if the vehicle is involved in a c

Remedy

GM will notify owners, and dealers will install two key rings and an insert in the key slot or a cov

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 1514 technical service bulletins on file with NHTSA.

20191218Component: AIR BAGSCrash reported1 injured

ON 12-2-19 AT 730AM EASTERN TIME, I WAS INVOLVED IN A 55 MPH SIDE IMPACT CRASH TO THE RIGHT SIDE OF THE VEHICLE BY A SEMI TRUCK ON INTERSTATE 475 NORTH IN TOLEDO, OHIO, MILE MARKER 10, NEAR HOLLAND, O

20160628Component: AIR BAGSCrash reported1 injured

TL* THE CONTACT OWNS A 2011 CADILLAC CTS. WHILE DRIVING APPROXIMATELY 25 TO 30 MPH, THE CONTACT LOST CONTROL OF THE VEHICLE AND CRASHED INTO A POST. THE AIR BAGS FAILED TO DEPLOY. THE CONTACT WAS INJU

20141120Component: ENGINECrash reported1 injured

TL* THE CONTACT OWNS A 2011 CADILLAC CTS. THE CONTACT STATED THAT WHILE DRIVING, THE ENGINE SEIZED AND THE BRAKES FAILED. AS A RESULT THE CAR CRASHED INTO AN EMBANKMENT. THE CONTACT SUSTAINED HEAD AND

20220204Component: SERVICE BRAKESCrash reported

The contact owns a 2011 Cadillac CTS. The contact stated that while driving approximately 30 -35 mph, there was a rattling noise detected from the front end of the vehicle. The brake pedal was applied

20200824Component: AIR BAGSCrash reported

WHILE DRIVING ON A WINDY MOUNTAIN ROAD AT APPROX 45 MPH, GOING INTO A SHARP LEFT HAND TURN, THE STEERING WHEEL WOULD NOT TURN ANY FURTHER. IT FELT AS THOUGH THE STEERING HAD GONE OUT COMPLETELY. THIS

Showing the 5 most serious of 148 complaints filed with NHTSA.

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