2019 Cadillac CT6 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
- Platinum Sedan 4-Door
- Sport Sedan 4-Door
- Luxury Sedan 4-Door
- Premium Luxury Sedan 4-Door
Engines covered
- 4.2L 255Cu. In. V8 GAS DOHC Turbocharged
- 3.0L 182Cu. In. V6 GAS DOHC Turbocharged
- 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
General Motors LLC (GM) is recalling certain 2019 Chevrolet Silverado 1500, Cadillac CT6, and GMC Sierra 1500 vehicles. Due to an Electronic Brake Control Module (EBCM) software error, the vehicle's
If the driver operates the vehicle unaware that ESC and ABS are not functioning, there is an increas
GM will notify owners, and dealers will reprogram the EBCM, free of charge. The recall began Februa
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC'ss
This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
Showing the 8 most recent of 691 technical service bulletins on file with NHTSA.
The contact owns a 2019 Cadillac CT6. The contact stated that while driving approximately 75 MPH, the wheels locked up and the vehicle started swaying from side to side, and the vehicle decelerated. T
The contact owns a 2019 Cadillac CT6. The contact received notification of NHTSA Campaign Number: 25V148000 (Power Train); however, the part to do the recall repair was not yet available. The contact
The contact owns a 2019 Cadillac CT6. The contact received notification of NHTSA Campaign Number: 25V148000 (Power Train); however, the part to do the recall repair was not yet available. The contact
The contact owns a 2019 Cadillac CT6. The contact received notification of NHTSA Campaign Number: 25V148000 (Power Train); however, the part to do the recall repair was unavailable. The local dealer w
The contact owns a 2019 Cadillac CT6. The contact received notification of NHTSA Campaign Numbers: 25V148000 (POWER TRAIN); however, the part to do the recall repair was not yet available. The contact
Showing the 5 most serious of 17 complaints filed with NHTSA.
