🔧 Engine Oil & Oil Filter - Replacement

Changing the oil and filter on your Sierra keeps the turbo engine clean and protected. This job is straightforward if you work on level ground and use the correct oil spec and filter. Assumption: standard 2.7L turbo oil service with a cartridge-style filter.

Difficulty Level: Beginner | Estimated Time: 1-1.5 hours

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⚠️ Safety & Precautions

• Work on a cool engine so you do not burn yourself on hot oil or exhaust parts.
• Set the parking brake and chock the rear wheels before lifting the front.
• If you raise the truck, support it with jack stands; never rely on a jack alone.
• Used oil is hazardous. Keep it off the ground and away from skin and eyes.
• No battery disconnect is required for this service.

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🔧 Required Tools

You'll need the following tools for this repair:

• Floor jack (rated 3-ton minimum)
• Jack stands (rated 3-ton minimum)
• Wheel chocks
• Drain pan (at least 8-quart capacity)
• 15mm socket
• 24mm socket
• Ratchet
• Torque wrench
• Oil filter wrench (if needed)
• Funnel
• Shop towels
• Nitrile gloves
• Safety glasses

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Engine oil 5W-30 synthetic dexos1 - Qty: 6 quarts
• Engine oil filter - Qty: 1
• Drain plug washer - Qty: 1

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📋 Before You Begin

• Park on level ground and engage the parking brake.
• Let the engine cool until it is safe to touch nearby parts.
• Place a drain pan under the oil pan before removing the drain plug.
• Tip: Open the oil fill cap first to help draining.

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Access the oil drain plug and filter

• If equipped, remove the lower engine shield using a 15mm socket and ratchet.
• Set the shield and fasteners aside in order.

Step 2: Drain the old oil

• Place the drain pan under the oil pan drain plug.
• Use a 15mm socket to loosen and remove the drain plug.
• Let the oil drain completely.
• Install a new drain plug washer.
• Reinstall the drain plug and Torque to 25 Nm (18 ft-lbs).

Step 3: Remove the old oil filter

• Move the drain pan under the oil filter housing.
• Use a 24mm socket to loosen the oil filter cap.
• Remove the cap and old filter element together.
• Pull the old filter element off the cap and replace it with the new one.
• Lightly coat the new filter O-ring with clean engine oil.
• Install the cap and Torque to 25 Nm (18 ft-lbs).

Step 4: Reinstall the shield

• Reinstall the lower engine shield using the 15mm socket.
• Make sure all clips and fasteners are seated properly.

Step 5: Add fresh oil

• Remove the oil fill cap and use a funnel to add about 5.5 quarts first.
• Install the fill cap, then start the engine for 30 seconds.
• Shut the engine off and wait 5 minutes.
• Check the dipstick and top off until the oil reaches the full mark.

Step 6: Check for leaks and reset oil life

• Inspect the drain plug and filter for leaks with the engine running.
• If no leaks are present, reset the oil life monitor in the driver information menu.
• Menu > Oil Life > Reset
• Tip: Reset only after the oil level is correct.

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✅ After Repair

• Check the oil level again after a short test drive.
• Recheck for seepage around the drain plug and filter.
• Dispose of used oil and the old filter at a recycling center or auto parts store.

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💰 DIY vs Shop Cost

Shop Cost: $110-$180 (parts + labor)

DIY Cost: $45-$75 (parts only)

You Save: $65-$105 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 0.8-1.0 hours.

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🎯 Ready to get started?

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