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2023 Chevrolet Express 2500

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2023 Express 2500.

The 2023 Chevrolet Express 2500 carries a 6.0-quart oil capacity specified for either 5W-30 or 0W-30 viscosity grades, a routine service footprint for the model. Reliability reporting for this model year is exceptionally thin: a single owner complaint — categorized under power train and engine — paired with one recall, making the 2023 one of the quieter entries in the model's record. That figure is best read against the Express 2500's documented complaint window from 1998 through 2007, which spans a low of two reports in 2000 to a peak of thirteen in 2006, situating the current model year at the favorable end of the nameplate's long-term reliability history and giving researchers a concrete baseline for tracking how this generation holds up over time.

Model year2025202420232022202120202019

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Engine oil capacity6.0 qtOEM · verified
Engine oil type5W-30 / 0W-30OEM · verified
Lug nut torque140.0 ft-lbsOEM · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses a BCI 78 · 600 CCA battery, OE oil filter 12731742. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

Battery groupBCI 78 · 600 CCAOEM · verified
Tire sizeLT245/75R16/E 120/116SOEM · verified
Wheel / rim6.5 inOEM · verified

OE service part numbers OEM · verified

Engine oil filter12731742
Engine air filter84612001
Spark plug12622441
Battery88866305 alt 88866306
Front wiper blades15214346
Thermostat89018168 alt 12587397

Full specifications

Engine, drivetrain, dimensions and economy.

Dimensions & weight NHTSA vPIC

Overall length244.1 in
Overall width79.5 in
Overall height81.9 in
Wheelbase155.1 in
Curb weight5505 lb
Track (front / rear)68.1 / 67.7 in
Weight distribution (front / rear)53/47

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine holds 6.0 qt of 5W-30 / 0W-30 engine oil, Synthetic · 75W-85 · 75W-90 in the differential, DOT 4 brake fluid. Torque lug nuts to 140.0 ft-lbs. The firing order is 1-6-5-4-3-2.

Lubricants & capacities

Brake FluidDOT 4
Differential Gear OilSAE 75W · SYNTHETIC
Differential Gear Oil Capacity4.4 qt
Differential Gear OilSynthetic · 75W-85 · 75W-90
Differential Gear Oil Capacity9.5"
Engine OilSynthetic · 5W-30 · 0W-30
Engine Oil Capacity6.0 qt
Engine OilSynthetic · 5W-30 · 0W-30

Engine torques

Crankshaft Position (CKP) Sensor Bolt(s)18.0 ft-lbs
Camshaft Position (CMP) Sensor Bolt(s)18.0 ft-lbs
Crankshaft Position (CKP) Sensor Bolt(s)18.0 ft-lbs
Camshaft Position (CMP) Sensor Bolt(s)18.0 ft-lbs
Cylinder Head InstructionsLeft side followed by the right side.
Engine Coolant Temperature (ECT) Sensor Bolt(s)15.0 ft-lbs
Oxygen (O2S) Sensor Bolt(s)31.0 ft-lbs
Knock Sense (KS) Bolt(s)18.0 ft-lbs

Chassis torques

Differential Fill Plug9.5
Differential drain Plug10.5" Axle: 24.0 ft-lbs
Lug Nuts140.0 ft-lbs
Automatic Transmission Drain PlugTest Plug: 8.0 ft-lbs
Front Wheel Hub133.0 ft-lbs

Ignition

Cylinder Firing Order1-8-7-2-6-5-4-3
Cylinder Firing Order1-6-5-4-3-2
Spark Plug ManufacturerGM/AC Delco
Spark Plug Gap0.037-0.043" in
Spark Plug Torque15.0 ft-lbs

Battery & A/C

RefrigerantR134a
Oil GroupPAG
Oil Capacity8.0 oz
Standard BCI Group Number78
Standard BCI Cranking Performance600 cca
Standard BCI Group Number78
Standard BCI Cranking Performance600 cca

Brakes

Brake Caliper Bolt to Carrier TorqueFront: 221.0 ft-lbs
Minimum Pad Thickness0.080" in
Solid Rotor Minimum Thickness for ReplacementFront: 1.437
Solid Rotor Minimum Thickness after RefinishFront: 1.457
Solid Rotor Maximum Scoring Depth0.059"
Variation from Parallelism Thickness Variation0.001"
Maximum Rotor Runout0.005"

Multi-step torque procedures OEM · verified

Connecting Rod (Large End) Bearings — tightening sequence 1 stages
115.0 ft. lbs., Step 2: 85°15 ft. lbs
Connecting Rod (Large End) Bearings — tightening sequence 1 stages
115.0 ft. lbs., Step 2: 85°15 ft. lbs
Connecting Rod (Large End) Bearings — tightening sequence 1 stages
115.0 ft. lbs., Step 2: 85°15 ft. lbs
Crankshaft Pulley and/or Damper Bolts — tightening sequence 1 stages
1Take old crankshaft balancer bolt and tighten to 240.0 ft. lbs., Step 2: Remove the old crankshaft balancer bolt and throw away., Step 3: Recess the nose of the crankshaft into the balancer bore: 0.94-0.176", Step 4: Use new crankshaft bolt: 110.0240 ft. lbs
Cylinder Head — tightening sequence 1 stages
159.0 ft. lbs., Step 2: 90°, Step 3: 90°59 ft. lbs
Flex or Driveplate Bolts — tightening sequence 1 stages
111.0 ft. lbs., Step 2: 22.0 ft. lbs., Step 3: 45°11 ft. lbs
Flex or Driveplate Bolts — tightening sequence 1 stages
111.0 ft. lbs., Step 2: 22.0 ft. lbs., Step 3: 45°11 ft. lbs
Engine Flywheel Bolts — tightening sequence 1 stages
111.0 ft. lbs., Step 2: 22.0 ft. lbs., Step 3: 30°11 ft. lbs
Intake Manifold to Engine Bolts — tightening sequence 1 stages
13.7 ft. lbs., Step 2: 7.43.7 ft. lbs
Intake Manifold to Engine Bolts — tightening sequence 1 stages
13.7 ft. lbs., Step 2: 7.43.7 ft. lbs
Oil Pan to Block Bolts — tightening sequence 1 stages
118.0 ft. lbs., Step 2: 9.018 ft. lbs
Oil Pan to Block Bolts — tightening sequence 1 stages
1Hand Tighten. Step 218 ft. lbs
Oil Pan to Block Bolts — tightening sequence 1 stages
12 Bolts9 ft. lbs

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 7,500 mi; spark plugs every 97,500 mi; coolant at 150,000 mi. The big-interval services (at 150,000 mi for coolant, and the transmission fluid) are the ones owners most often skip — on a lower-mileage example, assume the original fluids are still in it and check them first.

At 6,000 miWheel Lug Nut (torque)
Every 7,500 miBody Latches, Locks & Hinges (lubricate) · Engine Oil (inspect fluid level) · Engine Oil (drain & refill) · Engine Oil Filter (replace) · Engine Oil Life Monitor (inspect) · Tire & Wheel Assembly (inspect)
Every 45,000 miEngine Air Filter Element (replace)
Every 97,500 miSpark Plug Wires (inspect) · Spark Plugs (replace)
At 150,000 miEngine Coolant System (drain, flush & refill)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

The federal record shows the Express 2500 series experienced very few complaints in its early years (1998‑2001, ≤ 3 complaints per year) but saw a modest rise in 2006‑2007 (13 complaints in 2006, 7 in 2007) alongside a sharp increase in Technical Service Bulletins (TSBs) from 54‑61 up to 141‑194. After 2007 the data stops, suggesting the later‑generation models have not generated comparable federal‑level complaint spikes, and the 2023 model follows that pattern with only a single reported power‑train/engine complaint and zero crash or fire complaints. The recall count for the most recent years is also absent, indicating no federally recorded recalls for the 2023 Express 2500. This places the 2023 model at the low‑complaint end of the generation’s arc, implying a relatively clean history. **Takeaway:** Based on the available federal data, 2023 appears to be a good year to buy, with minimal reported issues.

1
Open recalls
NHTSA campaigns
344
Service bulletins
Manufacturer communications
0
ODI investigations
Office of Defects Investigation
1
Owner complaints
0 involved a crash · 0 a fire
Owner complaints by model year NHTSA · this generation & adjacent
’98’99’00’01’06’07

Owner complaints filed with NHTSA, by component

All 1 complaints on record, top 1 components.

Power Train,Engine1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

No recall campaigns on record with NHTSA for this vehicle as of the last data refresh.

Technical service bulletins NHTSA · verified

Showing 5 of 344 bulletins on record with NHTSA.

BulletinDateComponentSummary
PIT5966F2026-06-23Unknown Or OtherThis Preliminary information communicates an issue with an OTA pending message still…
PIT65192026-05-27Unknown Or OtherThis preliminary information is to inform technicians and customers that the voice…
PIC6540J2026-05-14Unknown Or OtherThis Preliminary information communicates to dealers a procedure to reset the radio.
PIC6540H2026-05-11Unknown Or OtherThis Preliminary information communicates to dealers a procedure to reset the radio.
PIC6423A2026-05-11Unknown Or OtherPi created to provide GM dealers with information on gathering information for projection…

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific Express 2500. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Group 78 batteryVehicles taking 6.0 qtEngine oil filter 12731742Engine air filter 84612001Spark plug 12622441Battery 88866305

Reference guides

Cross-vehicle references for the kinds of data on this page.

Vehicle recalls & TSBsOBD-II trouble codesTorque specificationsMaintenance schedulesFluid capacities & specs

Frequently asked

How much oil does the 2023 Express 2500 take?

6.0 qt of Dexos1 Gen 3 Full Synthetic 5W-30. Extreme cold with temperatures lower than -20°F may use 0W-30., per the factory manual.

Does the 2023 Express 2500 have open recalls?

NHTSA lists 1 recall campaign(s) for this model year. Check your specific vehicle by VIN.