2017 Cadillac CTS Service and Repair Manual

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Factory-Grade Data

2017 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

  • V Sedan 4-Door
  • Premium Sedan 4-Door
  • Base Sedan 4-Door
  • Vsport Premium Luxury Sedan 4-Door
  • Vsport Sedan 4-Door
  • Luxury Sedan 4-Door
  • Premium Luxury Sedan 4-Door

Engines covered

  • 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged
  • 3.6L 222Cu. In. V6 GAS DOHC Naturally Aspirated
  • 2.0L 1998CC 122Cu. In. l4 GAS DOHC Turbocharged
  • 3.6L 3564CC 217Cu. In. V6 GAS DOHC Turbocharged

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

2017 Cadillac CTS Recalls & Complaints

NHTSA #25V17500020/03/2025Component: STEERING:ELECTRIC POWER ASSIST SYSTEM

General Motors LLC (GM) is recalling certain 2016-2018 Cadillac CTS, 2017-2018 Cadillac ATS, Chevrolet Camaro, and Chevrolet Corvette vehicles. The electric power steering (EPS) assist may fail.

Consequence

A loss of power steering assist can require greater steering effort, especially at low speeds, incre

Remedy

Dealers will replace the power steering gear assembly, free of charge. Owner notification letters w

NHTSA #19V08600007/02/2019Component: STEERING:ELECTRIC POWER ASSIST SYSTEM

General Motors LLC (GM) is recalling certain 2016-2018 Cadillac CTS, and 2017 Cadillac ATS, Chevrolet Camaro, and Chevrolet Corvette vehicles. The electric power steering (EPS) assist system may fail.

Consequence

Loss of power steering assist would require a higher steering effort, especially at lower speeds, wh

Remedy

GM will notify owners, and dealers will replace the power steering gear assembly, free of charge. T

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 #11027689

This PI communicates the proper part numbers for transmission connectors and internal harness to prevent confusion when ordering

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

Showing the 8 most recent of 1393 technical service bulletins on file with NHTSA.

20190826Component: VEHICLE SPEED CONTROLCrash reported

TL* THE CONTACT OWNS A 2017 CADILLAC CTS. THE CONTACT STATED WHILE STOPPED AT A LIGHT THE RPM' S INCREASED, THE VEHICLE ATTEMPTED TO ACCELERATE ON ITS OWN. THE CONTACT STATED AS THE BRAKE PEDAL WAS DE

20251220Component: AIR BAGS

The airbag warning light appeared 45 days ago. I immediately took my 2017 Cadillac to the dealer (Sewell Cadillac of Houston). The vehicle is covered under a Sewell Extended warranty until 2028. The

20251220Component: SEATS

The airbag warning light appeared 45 days ago. I immediately took my 2017 Cadillac to the dealer (Sewell Cadillac of Houston). The vehicle is covered under a Sewell Extended warranty until 2028. The

20251123Component: STEERING

The power steering went out on the vehicle. I was not driving at the time. There was a recall on these vehicles pertaining to the EPS module.

20250920Component: UNKNOWN OR OTHER

The Cadillac CUE screen cracks and becomes unresponsive. When driving this is effecting anything related to system including navigation, radio, hvac, phone and all other functions creating a distracti

Showing the 5 most serious of 32 complaints filed with NHTSA.

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