The 2018 Chevrolet Cheyenne has 35 electrical parts with verified fitment on this page — 11 part types and 9 brands, covering both the 5.3L V8 and the 6.2L V8. Each part includes a manufacturer part number and application notes.
On the 2018 Chevrolet Cheyenne, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. Most of the listed parts are Horn (12 parts), Alternator / Generator (5 parts) and Starter Motor (4 parts). The other 8 part types cover the remaining 14 parts.
The 2018 Chevrolet Cheyenne was sold with both the 5.3L V8 and the 6.2L V8. 30 parts fit every engine; the other 5 are engine-specific. Each part shows which engine(s) it fits.
9 brands supply electrical parts for the 2018 Chevrolet Cheyenne, led by FIAMM (12 parts), DORMAN (8 parts) and FVP (4 parts), plus 6 more brands. Quality grades include Accessory Replacement and Standard Replacement.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2018 Chevrolet Cheyenne. 4 parts have it, including ACDELCO 3343200A (Alternator / Generator) and FIAMM 7210223 (Horn). Each part number opens a page with every vehicle that part fits.
Alternator / Generator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: all 2018 Cheyenne engines | 3343200A | 🇺🇸 US 🇨🇦 CA | GoldRemanufactured | View on Amazon |
| FVP Fits: all 2018 Cheyenne engines | 10369 | 🇲🇽 MX | Remanufactured | View on Amazon |
| FVP Fits: all 2018 Cheyenne engines | 10255 | 🇲🇽 MX | Remanufactured | View on Amazon |
| PURE ENERGY Fits: all 2018 Cheyenne engines | 10369 | 🇲🇽 MX | Remanufactured | View on Amazon |
| PURE ENERGY Fits: all 2018 Cheyenne engines | 10255 | 🇲🇽 MX | Remanufactured | View on Amazon |
This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator.
5 Alternator / Generator parts for the 2018 Chevrolet Cheyenne come from 3 brands — FVP, PURE ENERGY and ACDELCO. The "Popular" part is ACDELCO 3343200A. Every part fits both the 5.3L V8 and the 6.2L V8.
This group includes ACDELCO 3343200A, FVP 10369 and FVP 10255 and the remaining parts above.
Alternator / Generator Pulley
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: all 2018 Cheyenne engines | 37205P | 🇺🇸 US 🇨🇦 CA | Professional / Gold | View on Amazon |
| LITENS Fits: all 2018 Cheyenne engines | 920030A | 🇲🇽 MX | with 150 Amp Alternator | View on Amazon |
| LITENS Fits: all 2018 Cheyenne engines | 920031A | 🇲🇽 MX | with 170 Amp Alternator | View on Amazon |
This table covers the pulleys on the alternator shaft. Typical signs include a growl or chirp that follows engine speed, or a pulley that will not spin freely by hand. Spin each pulley with the belt off. Roughness or play means replace it with the belt.
3 Alternator / Generator Pulley parts are listed for the 2018 Chevrolet Cheyenne, from LITENS and ACDELCO. All of them fit every engine offered in the 2018 Cheyenne.
Part numbers include ACDELCO 37205P, LITENS 920030A and LITENS 920031A.
Battery
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH Fits: all 2018 Cheyenne engines | S6587B | 🇲🇽 MX | AGMAGM | View on Amazon |
| DEKA Fits: all 2018 Cheyenne engines | 9A94R | 🇲🇽 MX | IntimidatorAGM | View on Amazon |
| MOTORCRAFT Fits: 6.2L V8 | BAGM94RH7800E | 🇲🇽 MX | View on Amazon |
This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery.
3 Battery parts are listed for the 2018 Chevrolet Cheyenne, from BOSCH, DEKA and MOTORCRAFT. 2 parts fit every engine; the other 1 is engine-specific.
Listed part numbers: BOSCH S6587B, DEKA 9A94R and MOTORCRAFT BAGM94RH7800E.
Battery Tray
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2018 Cheyenne engines | 00089 | 🇲🇽 MX | Right | View on Amazon |
This table covers the trays the battery sits in.
One part is listed for the 2018 Chevrolet Cheyenne — DORMAN 00089.
Engine Control Module (ECM Computer) Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2018 Cheyenne engines | 700251 | 🇲🇽 MX | Body Bolt Size: M6-1.0 x 25mm with24mm Washer | View on Amazon |
This table covers the Engine Control Module (ECM Computer) bolts.
One part is listed for the 2018 Chevrolet Cheyenne — DORMAN 700251.
Fuse Block
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2018 Cheyenne engines | 956599 | 🇲🇽 MX | with RPO Code KG4 (150 Amps Generator) or RPO Code KW7 (170 Amps Generator)Battery Fuse | View on Amazon |
This table covers the fuse blocks that hold this vehicle's fuses.
This group shows a single part: DORMAN 956599.
Horn
Accessory Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FIAMM Popular Fits: all 2018 Cheyenne engines | 7210223 | 🇲🇽 MX | Accessory HornFreeway Blaster | View on Amazon |
| FIAMM Fits: all 2018 Cheyenne engines | 7211223 | 🇲🇽 MX | Accessory Horn (Louder)FWY Blaster | View on Amazon |
| FIAMM Fits: all 2018 Cheyenne engines | 7410024 | 🇲🇽 MX | Accessory HornEl Grande | View on Amazon |
| FIAMM Fits: all 2018 Cheyenne engines | 6602023 | 🇲🇽 MX | Accessory HornRed | View on Amazon |
| FIAMM Fits: all 2018 Cheyenne engines | 6602523 | 🇲🇽 MX | Accessory HornChrome | View on Amazon |
| FIAMM Fits: all 2018 Cheyenne engines | 6604523 | 🇲🇽 MX | Ultimate Blast HornAccessory Horn | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FIAMM Popular Fits: all 2018 Cheyenne engines | 7201223 | 🇲🇽 MX | OE Replacement Tone2 Terminal Connection (Cut off and reuse OE Connector) | View on Amazon |
| FIAMM Popular Fits: all 2018 Cheyenne engines | 7200223 | 🇲🇽 MX | OE Replacement Tone2 Terminal Blade Connection (Cut off and reuse OE Connector) | View on Amazon |
| FIAMM Fits: all 2018 Cheyenne engines | 7421122 | 🇲🇽 MX | OE Replacement Horn KitIncludes OE Connectors & L Bracket | View on Amazon |
| FIAMM Fits: all 2018 Cheyenne engines | 7421322 | 🇲🇽 MX | OE Replacement Horn KitIncludes OE Connectors | View on Amazon |
| FIAMM Fits: all 2018 Cheyenne engines | 7250622 | 🇲🇽 MX | OE Replacement Horn KitIncludes OE Connectors & L Bracket | View on Amazon |
| FIAMM Fits: all 2018 Cheyenne engines | 7250522 | 🇲🇽 MX | OE Replacement Horn KitIncludes OE Connectors & L Bracket | View on Amazon |
This table covers the horns mounted in the front of the vehicle.
FIAMM supplies the 12 Horn parts for the 2018 Chevrolet Cheyenne. FIAMM 7210223 carries the "Popular" badge. All of them fit every engine offered in the 2018 Cheyenne.
In the Accessory Replacement grade, FIAMM supplies 6 parts: grouped under the catalog's "Accessory Replacement" designation — the notes column spells out what sets them apart. A representative part number is FIAMM 7210223.
The Standard Replacement section lists 6 options from FIAMM — built to original-equipment specification. FIAMM 7201223 is listed in this group.
Keyless Entry Remote
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2018 Cheyenne engines | 99352 | 🇲🇽 MX | Includes Dongle For ProgrammingOE FIX | View on Amazon |
| DORMAN Fits: all 2018 Cheyenne engines | 99446ST | 🇲🇽 MX | 433 MHz, 4 Button, with Remote StartOE FCC ID: 2AOKM-GV10 | View on Amazon |
This table covers the key fobs that lock, unlock and start the vehicle.
2 Keyless Entry Remote parts for the 2018 Chevrolet Cheyenne come from DORMAN. Every part fits both the 5.3L V8 and the 6.2L V8.
Listed part numbers: DORMAN 99352 and DORMAN 99446ST.
Keyless Entry Remote Case
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2018 Cheyenne engines | 95642 | 🇲🇽 MX | BlueBlack | View on Amazon |
| DORMAN Fits: all 2018 Cheyenne engines | 92025 | 🇲🇽 MX | BlackRepair Kit | View on Amazon |
This table covers the replacement shells for the key fob.
2 Keyless Entry Remote Case parts for the 2018 Chevrolet Cheyenne come from DORMAN. Every part fits both the 5.3L V8 and the 6.2L V8.
Listed part numbers: DORMAN 95642 and DORMAN 92025.
Starter Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2018 Cheyenne engines | 72004 | 🇲🇽 MX | View on Amazon |
This table covers the Starter bolts.
This group shows a single part: DORMAN 72004.
Starter Motor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Fits: 5.3L V8 | 19565 | 🇲🇽 MX | Remanufactured | View on Amazon |
| FVP Fits: 6.2L V8 | 12871 | 🇲🇽 MX | Remanufactured | View on Amazon |
| PURE ENERGY Fits: 5.3L V8 | 19565 | 🇲🇽 MX | Remanufactured | View on Amazon |
| PURE ENERGY Fits: 6.2L V8 | 12871 | 🇲🇽 MX | Remanufactured | View on Amazon |
This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
4 Starter Motor parts for the 2018 Chevrolet Cheyenne come from 2 brands — FVP and PURE ENERGY.
This group includes FVP 19565 and FVP 12871 and the remaining parts above.
Buying Electrical Parts for a 2018 Chevrolet Cheyenne
On this vehicle, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.
- Match the engine first. Some electrical 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, clean or renew the battery terminals and grounds with any charging-system repair.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Horn and Alternator / Generator .
Frequently Asked Questions
How many electrical parts fit the 2018 Chevrolet Cheyenne?
Our catalog currently lists 35 electrical parts for the 2018 Chevrolet Cheyenne across 11 subcategories and 9 brands, covering both the 5.3L V8 and the 6.2L V8. Each part is matched to the engine(s) it fits.
Do electrical parts differ between 2018 Chevrolet Cheyenne 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 problems on a 2018 Chevrolet Cheyenne?
Common symptoms include slow cranking on cold mornings, a battery light that flickers, dim lights at idle, or a check-engine code pointing at a sensor circuit. 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, clean or renew the battery terminals and grounds with any charging-system repair.
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 2018 Chevrolet Cheyenne 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 2018 Chevrolet Cheyenne?
First match the engine — each row shows which engine(s) the part fits. Then test before replacing — a failed alternator and a bad ground can look identical, and sensors are frequently condemned for wiring faults. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2018 Chevrolet Cheyenne
Electrical Parts for Other Chevrolet Cheyenne Years
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