2023 Cadillac XT5 Service and Repair Manual

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Factory-Grade Data

2023 Cadillac XT5 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

  • Livery Limousine 4-Door
  • Livery Sport Utility 4-Door
  • Premium Luxury Sport Utility 4-Door
  • Livery Hearse 4-Door
  • Sport Sport Utility 4-Door
  • Luxury Sport Utility 4-Door

Engines covered

  • 2.0L 1998CC 122Cu. In. l4 GAS DOHC Turbocharged
  • 3.6L 222Cu. 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

2023 Cadillac XT5 Recalls & Complaints

NHTSA #22V70800022/09/2022Component: EQUIPMENT:OTHER:LABELS

General Motors, LLC (GM) is recalling certain 2023 Cadillac XT5, XT6, and GMC Acadia vehicles. The certification label located on the driver's side B-pillar contains tire size information that may be

Consequence

Illegible tire size information may result in the wrong tires being installed, increasing the risk o

Remedy

Dealers will replace the vehicle certification label, free of charge. Owner notification letters we

NHTSA #24V45900020/06/2024Component: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

General Motors, LLC (GM) is recalling certain 2023-2025 Cadillac XT5 and 2024-2025 Cadillac XT6 vehicles. The instrument panel may not illuminate when the hazard warning lights, high beams, or turn s

Consequence

Without the illuminated reminder, the driver could fail to turn off the lights when no longer needed

Remedy

Dealers will update the instrument panel software, free of charge. Owner notification letters were

NHTSA #23V17200016/03/2023Component: POWER TRAIN:AUTOMATIC TRANSMISSION

General Motors, LLC (GM) is recalling certain 2023 Cadillac XT6, GMC Acadia, Chevrolet Blazer, Traverse, and 2022-2023 Cadillac XT5 vehicles. The transmission may have been built with an incorrect su

Consequence

A half-shaft disengaging from the transmission can result in a loss of drive power or vehicle rollaw

Remedy

Dealers will replace the sun gears, free of charge. Owner notification letters were mailed on July

NHTSA #23V04300002/02/2023Component: POWER TRAIN:DRIVELINE:DRIVESHAFT

General Motors, LLC (GM) is recalling certain 2023 Cadillac XT5 and GMC Acadia vehicles. The right-front half-shaft assemblies may be improperly connected to the transmission, causing them to separat

Consequence

Separation between the half-shaft and transmission can result in a loss of drive power or vehicle ro

Remedy

Dealers will replace the right-front half-shaft assemblies, free of charge. Owner notification lett

TSB #11032784

This Preliminary information communicates to dealers a procedure to reset the radio.

TSB #11032767

This Preliminary information communicates to dealers a procedure to reset the radio.

TSB #11032764

Pi created to provide GM dealers with information on gathering information for projection issue

TSB #11032763

This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues

TSB #11032559

This Preliminary information communicates to dealers a procedure to reset the radio.

TSB #11030974

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

TSB #11030532

Improvements to OnStar functionality.

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.

Showing the 8 most recent of 550 technical service bulletins on file with NHTSA.

20260410Component: ENGINE

When driving the whole car shakes and the engine makes a loud sound. It doesn't matter if I am going 10 mph or 75 mph the same shaking happens. The engine smells like burnt rubber. Driving feels like

20251119Component: POWER TRAIN

The car has a shudder/vibrate and what feels like jerking at certain speeds. I have a 2023 XT5 Premium Luxury 3.6 However, I have taken multiple times to Big O tires had tires replaced, brakes, Lower

20250412Component: UNKNOWN OR OTHER

I purchased the 2023 Cadillac, with 19800 miles a week ago. The back up camera grid lines are so faint that most of the time they aren't visible. There is no contrast adjustment to make them visibl

20241127Component: POWER TRAIN

Driving vehicle when it lost all power and stopped. On a main road . No lights, no start. No emergency flashers ! Vehicle had to be towed to dealer ! Vehicle was stuck on main road in traffic. An

20241127Component: ENGINE

Driving vehicle when it lost all power and stopped. On a main road . No lights, no start. No emergency flashers ! Vehicle had to be towed to dealer ! Vehicle was stuck on main road in traffic. An

Showing the 5 most serious of 18 complaints filed with NHTSA.

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