For the 2022 Chevrolet Tahoe equipped with the 3.0L 6-cylinder LM2 T Diesel Turbo engine, the required oil viscosity is 0W-20. The engine oil capacity is 7 quarts when performing a change with a new filter. AMSOIL recommends using AMSOIL 0W-20 100% Synthetic Diesel Oil (DP020QT-EA) paired with a WIX Oil Filter (WL10351-EA) for optimal protection.
What oil does a 2022 Chevrolet Tahoe 3.0L Diesel take?
The 2022 Chevrolet Tahoe with the 3.0L 6-cylinder LM2 T Diesel Turbo engine requires an oil viscosity of 0W-20 for all temperature ranges. The AMSOIL lookup oil grade is SEOA5. For vehicles originally using GM Dexos2, the lookup note states that a GM Dexos D licensed engine oil of the appropriate viscosity grade may be used.
AMSOIL product recommendations
Based on the AMSOIL lookup data, the following products are recommended for your 2022 Chevrolet Tahoe 3.0L Diesel engine maintenance.
| Component | Product Name | Part Code |
|---|---|---|
| Engine Oil | AMSOIL 0W-20 100% Synthetic Diesel Oil | DP020QT-EA |
| Oil Filter | WIX Oil Filter | WL10351-EA |
| Coolant | AMSOIL Passenger Car & Light Truck Antifreeze & Coolant | ANTPC1G-EA |
| Coolant (Concentrate) | AMSOIL Propylene Glycol Antifreeze and Engine Coolant | ANT1G-EA |
| Transmission Fluid | AMSOIL Signature Series ULV 100% Synthetic ATF | ULVPK-EA |
| Transfer Case | AMSOIL Signature Series Fuel-Efficient ATF | ATLPK-EA |
| Transfer Case (Alt) | AMSOIL OE Fuel-Efficient 100% Synthetic ATF | OTLQT-EA |
Engine Oil Specifications
| Property | Specification |
|---|---|
| Viscosity | 0W-20 (All TEMPS) |
| AMSOIL Lookup Oil Grade | SEOA5 |
| OEM Specification | Not confirmed from source data |
Engine Oil Capacity
| Condition | Capacity |
|---|---|
| With Filter Change | 7 quarts |
Note: After refill, always check the oil level.
Oil Drain Plug Torque
| Component | Torque Value |
|---|---|
| Oil Drain Plug | 18 ft/lbs |
How much transmission fluid does it take?
The capacity for the automatic transmission depends on whether the vehicle is equipped with a cooler. The AMSOIL lookup references the WSS-M2C949-A specification, noting that products meeting this are available under DEXRON ULV and MERCON ULV tradenames.
Automatic Transmission Capacities (10-Speed)
| Configuration | Total Fill Capacity |
|---|---|
| With Cooler (10L80/MHS or MQC) | 12 quarts |
| With Oil Cooler (10L80/MHS or MQC) | 11.5 quarts |
| Initial Fill | 8.1 quarts |
Transfer Case Maintenance
For the transfer case (MP3015, 25….AF6), the capacity is 3.2 pints. Always check the tag on the case for identification.
| Component | Torque | Notes |
|---|---|---|
| Drain Plug | 15 ft/lbs | Apply high performance thread sealant to threads. |
| Fill Plug | 15 ft/lbs | Apply high performance thread sealant to threads. |
Coolant Specifications
The engine coolant capacity is 21.9 quarts. AMSOIL offers both a pre-mix and a concentrated option for this application.
| Product | Formulation |
|---|---|
| AMSOIL Passenger Car & Light Truck Antifreeze | Ethylene glycol 50/50 pre-mix |
| AMSOIL Propylene Glycol Antifreeze | Concentrated (requires mixing with distilled or high-quality water) |
Diesel maintenance notes for this vehicle
Because the 3.0L LM2 is a turbocharged diesel engine, maintenance requirements differ from gasoline V8 models. Owners should prioritize specialized diesel protocols, including monitoring Diesel Exhaust Fluid (DEF) levels and ensuring high-quality fuel filtration to protect the common-rail injection system and turbocharger components.
Common diesel oil-related concerns and how AMSOIL products may help
| Concern | Why it matters | AMSOIL Product | How it may help | Limitation |
|---|---|---|---|---|
| Wear Protection | Diesel engines face high friction loads. | DP020QT-EA | Delivers up to 6X more wear protection than leading industry standards. | Requires regular intervals. |
| Temperature Extremes | Cold starts and high heat affect viscosity. | DP020QT-EA | Excels in hot and cold temperature extremes. | Not a substitute for proper cooling system maintenance. |
| Heavy Towing/Heat | Transmission fluid can degrade under load. | ULVPK-EA | Withstands rigors of heavy towing and elevated temperatures. | Diagnosis required for mechanical failure. |
Common maintenance concerns for this vehicle
Based on owner reports, owners should be aware of the following areas:
- Electrical/Telematics: Some users have reported issues with OnStar Telematics modules.
- Visibility: Reports of windshield wiper malfunctions during rain.
- Braking/Safety: One report noted a vehicle rolling while in park; ensure all safety systems are inspected.
Note: NHTSA complaints are owner reports and should not be treated as verified defects.
Recall, TSB, and manufacturer communication notes
NHTSA research indicates the following recall campaigns for the 2022 Chevrolet Tahoe:
- Seat Belt Buckle: A recall (Campaign 22V617000) regarding improperly formed rivets in third-row seat belt buckle assemblies.
- Daytime Running Lights: A recall (Campaign 22V903000) where DRLs may not deactivate when headlights are on, potentially causing glare.
Important: Always verify open recalls by using your specific VIN through the Chevrolet customer service or official NHTSA website.
About this vehicle
The 2022 Chevrolet Tahoe is a prominent full-size SUV within General Motors’ lineup, serving as a shorter-wheelbase counterpart to the long-running Chevrolet Suburban. This model features the 3.0L 6-cylinder Duramax diesel engine (Engine Code LM2), which represents a significant evolution in GM’s powertrain offerings, distinct from the traditional gasoline-based LS and LT small-block V8 families.
This turbocharged diesel engine is designed for versatile utility, ranging from family transport to heavy-duty towing and hauling. The torque characteristics of the Duramax engine provide a distinct advantage over gasoline variants during long-distance highway cruising or when pulling heavy loads. Because this is a specialized diesel powertrain, maintenance protocols—such as high-efficiency fuel filtration and monitoring Diesel Exhaust Fluid (DEF)—are critical for protecting the common-rail injection system and turbocharger components.
Owners should always verify all fluid capacities and filter part numbers against their specific VIN via a certified service manual or dealership database to ensure compatibility with the 3.0L Duramax diesel system.
Common questions about this vehicle’s diesel oil and maintenance
What is the oil capacity for my 2022 Tahoe 3.0L Diesel?
The capacity is 7 quarts when replacing the filter. Always check the level after refilling.
Can I use Dexos D oil in my Tahoe?
Yes, the AMSOIL lookup note states that vehicles originally using GM Dexos2 may use a GM Dexos D licensed engine oil of the appropriate viscosity grade.
What is the torque for the oil drain plug?
The oil drain plug should be torqued to 18 ft/lbs.
How often should I change my coolant?
AMSOIL products like ANTPC1G-EA offer protection for up to 150,000 miles or 5 years, whichever comes first.
What transmission fluid is required?
The vehicle requires a ULV (Ultra Low Viscosity) fluid. The AMSOIL lookup references the WSS-M2C949-A specification and lists ULVPK-EA.
Does my Tahoe need a specific oil filter?
The AMSOIL lookup recommends the WIX Oil Filter, part number WL10351-EA.
Disclaimer: Information provided is based on available source data. Always consult your owner’s manual or a professional technician to ensure compatibility and correct service for your specific vehicle VIN.