2021 Alfa Romeo Giulia Service and Repair Manual
2021 Alfa Romeo Giulia 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
- Quadrifoglio Sedan 4-Door
- Lusso Sedan 4-Door
- TI Sport Sedan 4-Door
- Sprint Sedan 4-Door
- TI Sedan 4-Door
Engines covered
- 2.9L 2891CC V6 GAS DOHC Turbocharged
- 2.0L 1997CC 122Cu. In. l4 GAS SOHC Turbocharged
- 2.0L 1995CC 122Cu. In. l4 GAS SOHC 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
Chrysler (FCA US, LLC) is recalling certain 2020-2021 Alfa Romeo Stelvio, and Alfa Romeo Giulia vehicles. The fuel line sensor housing may crack and leak fuel.
A fuel leak may cause an engine stall, increasing the risk of a crash. A fuel leak also increases t
Dealers will inspect and replace the fuel line sensor housing, as necessary, free of charge. Owner
Chrysler (FCA US, LLC) is recalling certain 2020-2025 Alfa Romeo Giulia and Alfa Romeo Stelvio vehicles. The printed circuit board and software for the rearview camera may contain defects that cause t
A rearview image that does not display properly reduces the driver's view behind the vehicle, increa
Dealers will inspect and replace the radio, as necessary. In addition, dealers will update the rearv
Chrysler (FCA US, LLC) is recalling certain 2019-2021 Alfa Romeo Stelvio and 2020-2021 Alfa Romeo Giulia vehicles. Hard braking may cause the Anti-Lock Brake System (ABS) Hydraulic Control Unit (HCU)
The loss of braking assistance and ABS functionality can reduce overall braking performance, increas
Dealers will replace the ABS HCU, free of charge. Owner notification letters were mailed on June 29
Condensation Or Water Infiltration In Headlights, Daytime Running Lights (DRL), Turn Signals, Fog Lights, Taillights.
Oil Change Monitor Displaying Prematurely Customers may experience the following: The oil change light illuminated on the dash shortly after taking delivery of the vehicle within 6,437 Km (4,000 miles) This bulletin involves resetting the o
The vehicle will exhibit a service transmission/check engine warning indicator for the following transmission models: 845RE, 8HP45, 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV, 8HP75-LCV, 8HP90, 8HP95. Transmissions may exhibit the following dia
Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS Related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
Customer Satisfaction Notification 64C Powertrain Control Module Wiring Harness- Dealer Notification
Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present Technicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): B1E21-9
If the DTC B1E21-96: Backup Battery-Component Internal Failure is active and customer states Popup message will show at the radio: "Battery of Uconnect Box requires service. SOS call and related functions may be unavailable. Please visit an
Showing the 8 most recent of 133 technical service bulletins on file with NHTSA.
In Feb 2025, I was involved in an accident where a driver damaged my driver's side door. I brought my car to the Fix Auto Downtown LA location for repairs. Cosmetically the door was repaired, but over
In Feb 2025, I was involved in an accident where a driver damaged my driver's side door. I brought my car to the Fix Auto Downtown LA location for repairs. Cosmetically the door was repaired, but over
In Feb 2025, I was involved in an accident where a driver damaged my driver's side door. I brought my car to the Fix Auto Downtown LA location for repairs. Cosmetically the door was repaired, but over
Return Coolant Hose from the turbo to the secondary coolant expansion tank had burst at 60,000 miles. Tube was completely brittle, snapped right in half. According to some forms online, this tube is "
The contact owns a 2021 Alfa Romeo Giulia. The contact stated that it was difficult refuel the fuel to full. Additionally, it was difficult to insert the nozzle into the fuel filler neck. There was no
Showing the 5 most serious of 12 complaints filed with NHTSA.
