3 Electrical switch & relay parts are listed for the 2021 Chevrolet Cavalier, in 1 part type, covering the 1.5L L4 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2021 Chevrolet Cavalier, the switch and relay system covers the switches, relays and flashers that route power to everything the driver touches. Every listed part is Oil Pressure Sender / Switch.
Every part on this page is matched to the 1.5L L4 — the only engine offered in the 2021 Chevrolet Cavalier.
The most listed brands for 2021 Chevrolet Cavalier electrical switch & relay parts are WALKER PRODUCTS (1 part), STANDARD MOTOR PRODUCTS (1 part) and GPD (1 part). Quality grades include Economy and Standard Replacement.
Each part number listed for the 2021 Chevrolet Cavalier opens a page with every vehicle that part fits.
Oil Pressure Sender / Switch
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WALKER PRODUCTS | 2561034 | 🇲🇽 MX | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | PS792 | 🇲🇽 MX | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD | 1816566 | 🇲🇽 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.
3 Oil Pressure Sender / Switch parts for the 2021 Chevrolet Cavalier come from 3 brands — WALKER PRODUCTS, STANDARD MOTOR PRODUCTS and GPD.
The Economy section lists 1 option from WALKER PRODUCTS — the catalog's value-priced group. WALKER PRODUCTS 2561034 is listed in this group.
In the Standard Replacement grade, STANDARD MOTOR PRODUCTS supplies 1 part: built to original-equipment specification. A representative part number is STANDARD MOTOR PRODUCTS PS792.
1 further part sits outside the graded sections, with the same engine-level match.
This group includes WALKER PRODUCTS 2561034, STANDARD MOTOR PRODUCTS PS792 and GPD 1816566.
Buying Electrical Switch & Relay Parts for a 2021 Chevrolet Cavalier
On this vehicle, the switch and relay system covers the switches, relays and flashers that route power to everything the driver touches.
- Confirm you have the 1.5L L4 engine — every part on this page is matched to it.
- 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: Oil Pressure Sender / Switch .
Frequently Asked Questions
How many electrical switch & relay parts fit the 2021 Chevrolet Cavalier?
Our catalog currently lists 3 electrical switch & relay parts for the 2021 Chevrolet Cavalier across 1 subcategory and 3 brands, covering the 1.5L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical switch & relay problems on a 2021 Chevrolet Cavalier?
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 Chevrolet Cavalier 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 Chevrolet Cavalier?
Every part on this page is matched to the 1.5L L4 engine. 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 Chevrolet Cavalier
Electrical Switch & Relay Parts for Other Chevrolet Cavalier Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.