35 Electrical switch & relay parts are listed for the 2021 Alfa Romeo Giulia, in 16 part types, covering both the 2.0L L4 Turbocharged and the 2.9L V6 Turbocharged. Each one has a brand, a manufacturer part number and notes that say where it fits.
The switch and relay system on the 2021 Alfa Romeo Giulia covers the switches, relays and flashers that route power to everything the driver touches. The largest groups are Door Lock Switch (5 parts), Oil Pressure Sender / Switch (4 parts) and Power Seat Switch (4 parts). The other 13 part types cover the remaining 22 parts.
The 2021 Alfa Romeo Giulia was sold with both the 2.0L L4 Turbocharged and the 2.9L V6 Turbocharged. 30 parts fit every engine; the other 5 are engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2021 Alfa Romeo Giulia electrical switch & relay parts are MOPAR (34 parts) and WELLS (1 part).
Each part number listed for the 2021 Alfa Romeo Giulia opens a page with every vehicle that part fits.
Door Lock Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2021 Giulia engines | 6CN761XHAA | 🇺🇸 US 🇨🇦 CA | Fits RightSedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 6CP60LXHAA | 🇺🇸 US 🇨🇦 CA | Fits LeftSedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 6GJ17LXHAA | 🇺🇸 US 🇨🇦 CA | Fits RightSedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 6MQ62LXHAA | 🇺🇸 US 🇨🇦 CA | Fits LeftSedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 6ZB77LXHAA | 🇺🇸 US 🇨🇦 CA | Front LeftPower Folding Heated Mirrors | View on Amazon |
This table covers the Door Lock switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
5 Door Lock Switch parts for the 2021 Alfa Romeo Giulia come from MOPAR. Every part fits both the 2.0L L4 Turbocharged and the 2.9L V6 Turbocharged.
Part numbers include MOPAR 6CN761XHAA, MOPAR 6CP60LXHAA and MOPAR 6GJ17LXHAA, among others listed above.
Glove Box Lamp Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2021 Giulia engines | 68201729AA | 🇺🇸 US 🇨🇦 CA | Sedan/Quad Cab Short WheelbaseAWD | View on Amazon |
This table covers the Glove Box Lamp switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
One part is listed for the 2021 Alfa Romeo Giulia — MOPAR 68201729AA.
Hazard Warning Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2021 Giulia engines | 6CN77LXHAA | 🇺🇸 US 🇨🇦 CA | Sedan/Quad Cab Short WheelbaseAWD | View on Amazon |
This table covers the Hazard Warning switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
One part is listed for the 2021 Alfa Romeo Giulia — MOPAR 6CN77LXHAA.
Headlamp Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2021 Giulia engines | 7UZ90LXHAA | 🇺🇸 US 🇨🇦 CA | Fits Parksense Front/Rear Park Assist SystemExc. Parksense Rear Park Assist System | View on Amazon |
This table covers the column or dash switches that control the exterior lamps. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
One part is listed for the 2021 Alfa Romeo Giulia — MOPAR 7UZ90LXHAA.
HVAC Control Switch / Panel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: 2.0L L4 Turbocharged | 7AW33LXHAA | 🇺🇸 US 🇨🇦 CA | Mair so DI Engine with Engine Stop-Start (ESS)Exc. Heated Steering Wheel | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 7UW50LXHAA | 🇺🇸 US 🇨🇦 CA | Fits Mair so DI Engine with Engine Stop-Start (ESS)Heated Steering Wheel, Heated Front Seats | View on Amazon |
This table covers the HVAC Control Switch panels.
MOPAR supplies both parts for the 2021 Alfa Romeo Giulia. 1 part fits every engine; the other 1 is engine-specific.
Part numbers include MOPAR 7AW33LXHAA and MOPAR 7UW50LXHAA.
Ignition Starter Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2021 Giulia engines | 6EH08LXHAA | 🇺🇸 US 🇨🇦 CA | Fits Black/Gray, Luxury Steering WheelPremium Leather Trimmed Bucket Seats | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 6EH10U7ZAA | 🇺🇸 US 🇨🇦 CA | Sedan/Quad Cab Short WheelbaseAWD | View on Amazon |
This table covers the ignition switches that feed the starter circuit. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
MOPAR supplies both parts for the 2021 Alfa Romeo Giulia. All of them fit every engine offered in the 2021 Giulia.
This group includes MOPAR 6EH08LXHAA and MOPAR 6EH10U7ZAA.
Micro Plug Relay
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2021 Giulia engines | 6106093AA | 🇺🇸 US 🇨🇦 CA | MICRO RELAY | View on Amazon |
This table covers the relays that control the Micro Plug circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is.
This group shows a single part: MOPAR 6106093AA.
Oil Pressure Sender / Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: 2.0L L4 Turbocharged | 68499061AA | 🇺🇸 US 🇨🇦 CA | Fits Mair so DI Engine with Engine Stop-Start (ESS)Sedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: 2.9L V6 Turbocharged | 68394727AA | 🇺🇸 US 🇨🇦 CA | Twin PDI Engine with Engine Stop-Start (ESS)Sedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: 2.9L V6 Turbocharged | 68417222AA | 🇺🇸 US 🇨🇦 CA | Twin PDI Engine with Engine Stop-Start (ESS)Sedan/Quad Cab Short Wheelbase | View on Amazon |
| WELLS Fits: 2.9L V6 Turbocharged | 1S18299 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the senders and switches that report oil pressure to the gauge or lamp. Typical signs include a lamp that stays on, or a gauge that never moves. Confirm power and ground at the connector before replacing the sender or switch.
4 Oil Pressure Sender / Switch parts for the 2021 Alfa Romeo Giulia come from 2 brands — MOPAR and WELLS.
Part numbers include MOPAR 68499061AA, MOPAR 68394727AA and MOPAR 68417222AA, among others listed above.
Outside Mirror Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2021 Giulia engines | 6ZB78LXHAA | 🇺🇸 US 🇨🇦 CA | Used After 01/12/2019Power Folding Heated Mirrors | View on Amazon |
This table covers the Outside Mirror switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
One part is listed for the 2021 Alfa Romeo Giulia — MOPAR 6ZB78LXHAA.
Parking Brake Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2021 Giulia engines | 7AW31LXFAA | 🇺🇸 US 🇨🇦 CA | Fits Mair so DI Engine with Engine Stop-Start (ESS)Sedan/Quad Cab Short Wheelbase | View on Amazon |
This table covers the Parking Brake switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
This group shows a single part: MOPAR 7AW31LXFAA.
Power Seat Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2021 Giulia engines | 68338566AA | 🇺🇸 US 🇨🇦 CA | FrontSedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 68508989AA | 🇺🇸 US 🇨🇦 CA | Fits LeftDriver Seat - Power Adjust 6-Way | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 68575050AA | 🇺🇸 US 🇨🇦 CA | RightFront Passenger Seat - Power Adjust 8-Way | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 68575091AA | 🇺🇸 US 🇨🇦 CA | RightFront Passenger Seat - Power Adjust 6-Way | View on Amazon |
This table covers the Power Seat switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
MOPAR supplies the 4 Power Seat Switch parts for the 2021 Alfa Romeo Giulia. All of them fit every engine offered in the 2021 Giulia.
This group includes MOPAR 68338566AA, MOPAR 68508989AA and MOPAR 68575050AA and the remaining parts above.
Power Window Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2021 Giulia engines | 6EH70LXHAA | 🇺🇸 US 🇨🇦 CA | RightSedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 6EH77LXHAA | 🇺🇸 US 🇨🇦 CA | LeftSedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 6ME41LXHAA | 🇺🇸 US 🇨🇦 CA | Power Folding Heated MirrorsSedan or Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 6NZ42LXHAA | 🇺🇸 US 🇨🇦 CA | Power Folding Heated MirrorsSedan or Quad Cab Short Wheelbase | View on Amazon |
This table covers the switches that command each window motor. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
4 Power Window Switch parts for the 2021 Alfa Romeo Giulia come from MOPAR. Every part fits both the 2.0L L4 Turbocharged and the 2.9L V6 Turbocharged.
Part numbers include MOPAR 6EH70LXHAA, MOPAR 6EH77LXHAA and MOPAR 6ME41LXHAA, among others listed above.
Radio Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2021 Giulia engines | 7AF69LXHAA | 🇺🇸 US 🇨🇦 CA | Sedan/Quad Cab Short WheelbaseAWD | View on Amazon |
This table covers the Radio switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
This group shows a single part: MOPAR 7AF69LXHAA.
Seat Lumbar Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2021 Giulia engines | 68269697AA | 🇺🇸 US 🇨🇦 CA | Sedan/Quad Cab Short WheelbaseAWD | View on Amazon |
This table covers the Seat Lumbar switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
One part is listed for the 2021 Alfa Romeo Giulia — MOPAR 68269697AA.
Steering Wheel Audio Control Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2021 Giulia engines | 7AT91LXHAA | 🇺🇸 US 🇨🇦 CA | Reconfigurable | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 7AW35LXHAA | 🇺🇸 US 🇨🇦 CA | Reconfigurable | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 7AW36LXHAA | 🇺🇸 US 🇨🇦 CA | Reconfigurable | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 7AW37LXHAA | 🇺🇸 US 🇨🇦 CA | Reconfigurable | View on Amazon |
This table covers the Steering Wheel Audio Control switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
4 Steering Wheel Audio Control Switch parts for the 2021 Alfa Romeo Giulia come from MOPAR. Every part fits both the 2.0L L4 Turbocharged and the 2.9L V6 Turbocharged.
This group includes MOPAR 7AT91LXHAA, MOPAR 7AW35LXHAA and MOPAR 7AW36LXHAA and the remaining parts above.
Trunk Lid / Tailgate Release Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2021 Giulia engines | 68594206AA | 🇺🇸 US 🇨🇦 CA | Pushbutton StartParkview Rear Back-Up Camera | View on Amazon |
| MOPAR Fits: all 2021 Giulia engines | 6CP95LXHAA | 🇺🇸 US 🇨🇦 CA | Sedan/Quad Cab Short WheelbaseAWD | View on Amazon |
This table covers the Trunk Lid / Tailgate Release switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
MOPAR supplies both parts for the 2021 Alfa Romeo Giulia. All of them fit every engine offered in the 2021 Giulia.
Listed part numbers: MOPAR 68594206AA and MOPAR 6CP95LXHAA.
Buying Electrical Switch & Relay Parts for a 2021 Alfa Romeo Giulia
On this vehicle, the switch and relay system covers the switches, relays and flashers that route power to everything the driver touches.
- Match the engine first. Some electrical switch & relay parts fit every engine; others are engine-specific. Each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, inspect the connector terminals behind any failed switch — heat damage there will kill the new part too.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Door Lock Switch and Oil Pressure Sender / Switch .
Frequently Asked Questions
How many electrical switch & relay parts fit the 2021 Alfa Romeo Giulia?
Our catalog currently lists 35 electrical switch & relay parts for the 2021 Alfa Romeo Giulia across 16 subcategories and 2 brands, covering both the 2.0L L4 Turbocharged and the 2.9L V6 Turbocharged. Each part is matched to the engine(s) it fits.
Do electrical switch & relay parts differ between 2021 Alfa Romeo Giulia engines?
Some do. 30 parts fit every engine; the other 5 are engine-specific. Each row (and the filter at the top) shows which. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of electrical switch & relay problems on a 2021 Alfa Romeo Giulia?
Common symptoms include accessories that work intermittently, a click without action, or one function dead while its fuse tests fine. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, inspect the connector terminals behind any failed switch — heat damage there will kill the new part too.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2021 Alfa Romeo Giulia was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2021 Alfa Romeo Giulia?
First match the engine — each row shows which engine(s) the part fits. Then swap a suspect relay with an identical known-good one from the fuse box before buying — it is the fastest diagnostic there is. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2021 Alfa Romeo Giulia
Electrical Switch & Relay Parts for Other Alfa Romeo Giulia Years
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