2026 Chevrolet LCF Electrical Parts

Engine:

Showing parts for every engine. Select an engine to see only what fits.

This page lists 11 electrical parts for the 2026 Chevrolet LCF, across 9 part types, covering all 3 engine options (5.2L L4 DIESEL Turbocharged, 6.6L V8 and 6.7L L6 DIESEL Turbocharged). Every part shows its brand, manufacturer part number and fitment notes.

The electrical system on the 2026 Chevrolet LCF covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. The largest groups are Battery (3 parts), Alternator / Generator (1 part) and Alternator / Generator Bolt (1 part). The other 6 part types cover the remaining 6 parts.

Alternator / Generator

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.2L L4 DIESEL Turbocharged, 6.6L V8 85063114
🇺🇸 US 🇨🇦 CA
LCF 5500HG118.6 Amps Amps
Fitment notes — GM GENUINE 85063114
LCF 5500HG118.6 Amps Amps
LCF 3500HG or LCF 5500HG or LCF 5500XG118.6 Amps Amps
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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.

Alternator / Generator Bolt

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.2L L4 DIESEL Turbocharged, 6.6L V8 11611384
🇺🇸 US 🇨🇦 CA
LCF 5500HGM10X1.5X162
Fitment notes — GM GENUINE 11611384
LCF 5500HGM10X1.5X162
LCF 3500HG or LCF 5500HG or LCF 5500XGM10X1.5X162
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This table covers the Alternator / Generator bolts.

Battery

Brand Part Number Markets Notes Buy
ACDELCO Fits: all 2026 LCF engines 31XAGMT
🇺🇸 US 🇨🇦 CA
AGMBCI Group: 31
Fitment notes — ACDELCO 31XAGMT
AGMBCI Group: 31CCA: 1150 ARC: 205 MJLength x Width x Height: 13 In x 6.8 In x 9.4 InBCI Group: 31CCA: 1150 AmpereRC: 205 MinutesLength X Width X Height: 13 in x 6.8 in x 9.4 in
LCF 4500HD or LCF 5500HG
LCF 3500HG or LCF 4500 or LCF 5500HG
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FVP Fits: all 2026 LCF engines P31TAGM
🇺🇸 US
Platinum AGMBCI Group: 31T
Fitment notes — FVP P31TAGM
Platinum AGMBCI Group: 31TCCA: 800180 Minute Reserve Capacity(LxWxH) 12.9" x 6.7" x 8.5"
Fits:
LCF 5500HG
or:
LCF 4500HD or LCF 4500XDDIESEL
LCF 4500 or LCF 5500XG
DIESEL
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FVP Fits: all 2026 LCF engines PC318STAGM
🇺🇸 US
Platinum AGM
Fitment notes — FVP PC318STAGM
Platinum AGM
Fits:
LCF 5500HG
or:
LCF 4500HD or LCF 4500XDDIESEL
LCF 4500 or LCF 5500XG
DIESEL
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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.

Battery Terminal Bolt / Nut

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.2L L4 DIESEL Turbocharged, 6.6L V8 11570903
🇺🇸 US 🇨🇦 CA
LCF 5500HGM8X20
Fitment notes — GM GENUINE 11570903
LCF 5500HGM8X20FLANGE
LCF 3500HG or LCF 5500HG or LCF 5500XGM8X20FLANGE
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This table covers the Battery Terminal Bolt nuts.

Engine Control Module (ECM Computer)

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.2L L4 DIESEL Turbocharged, 6.6L V8 12725776
🇺🇸 US 🇨🇦 CA
LCF 5500HG
Fitment notes — GM GENUINE 12725776
LCF 5500HG
LCF 3500HG or LCF 5500HG or LCF 5500XG
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This table covers the engine-control modules that run fuel, spark and emissions.

Engine Control Module (ECM Computer) Bracket

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.2L L4 DIESEL Turbocharged, 6.6L V8 87814257
🇺🇸 US 🇨🇦 CA
LCF 5500HG
Fitment notes — GM GENUINE 87814257
LCF 5500HG
LCF 3500HG or LCF 5500HG or LCF 5500XG
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This table covers the brackets that mount the Engine Control Module (ECM Computer). Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners.

Starter Bolt

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.2L L4 DIESEL Turbocharged, 6.6L V8 11610633
🇺🇸 US 🇨🇦 CA
LCF 5500HG
Fitment notes — GM GENUINE 11610633
LCF 5500HG
LCF 3500HGM10X1.5X120
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This table covers the Starter bolts.

Starter Motor

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.2L L4 DIESEL Turbocharged, 6.6L V8 12740942
🇺🇸 US 🇨🇦 CA
Designed for Automatic Start / Stop Operation: YES
Fitment notes — GM GENUINE 12740942
Designed for Automatic Start / Stop Operation: YES
LCF 5500HG
LCF 3500HG or LCF 5500HG or LCF 5500XG
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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.

Wire Tie

Brand Part Number Markets Notes Buy
GM GENUINE Fits: all 2026 LCF engines 15178889
🇺🇸 US 🇨🇦 CA
Lock Clip
Fitment notes — GM GENUINE 15178889
Lock Clip
LCF 5500HGL=381mm
Fits:
LCF 3500HG or LCF 5500HG or LCF 5500XGL=381mmor LCF 3500HGL=381mm
FrontL=381MM
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This table covers the wire ties used on this harness.

Buying Electrical Parts for a 2026 Chevrolet LCF

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: Battery and Alternator / Generator .

Frequently Asked Questions

How many electrical parts fit the 2026 Chevrolet LCF?

Our catalog currently lists 11 electrical parts for the 2026 Chevrolet LCF across 9 subcategories and 3 brands, covering all 3 engine options (5.2L L4 DIESEL Turbocharged, 6.6L V8 and 6.7L L6 DIESEL Turbocharged). Each part is matched to the engine(s) it fits.

Do electrical parts differ between 2026 Chevrolet LCF engines?

Some do. 4 parts fit every engine; the other 7 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 2026 Chevrolet LCF?

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 2026 Chevrolet LCF 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 2026 Chevrolet LCF?

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 2026 Chevrolet LCF

Electrical Parts for Other Chevrolet LCF 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.