Back to search

2017 GMC SIERRA 1500

5.3L V8•4WD•AUTOMATIC•gas
5-Year Cost of Ownership
$10,851 maintenance + known platform issues
~$2,170/yr · 180¢/mile equivalent · $6,258 maintenance + $3,393 expected platform issues
Compare this engine
vs
3.0L I6 Duramax Diesel
vs
6.2L V8
Common Problems & Known Issues

The 2017 Sierra 1500 with the 5.3L V8 is generally solid but has a critical Active Fuel Management defect causing piston/lifter failures and a persistent transmission cooler line issue. When these hit, they're expensive — but many trucks run past 150k without drama.

Active Fuel Management (AFM) Lifter and Piston Failure

Occasional · high severity
Typical onset: 60,000-120,000 mi
Symptoms: Check engine light with P0300-P0308 misfire codes, Loud ticking or knocking from engine at idle, Loss of power, hesitation under load, Metal shavings in oil during change
Fix: AFM lifters collapse or pistons crack due to oiling issues. Requires engine disassembly, lifter replacement, camshaft inspection, and often piston/ring work. Many techs recommend AFM delete kit during repair. 16-24 labor hours for full job depending on extent of damage.
Estimated cost: $3,500-7,500

Transmission Oil Cooler Line Failure

Common · high severity
Typical onset: 70,000-110,000 mi
Symptoms: Transmission fluid leaking near radiator area, Pink or red fluid puddle under front of truck, Transmission overheating warning, Harsh shifting or slipping after fluid loss
Fix: The quick-connect fittings on steel cooler lines corrode and crack where they meet the radiator. Both lines typically need replacement, not just repair. Requires draining transmission, removing skid plates, running new lines. 3-5 hours labor. Catch it early or risk transmission damage from low fluid.
Estimated cost: $600-1,200

Electric Power Steering Assist Failure

Occasional · medium severity
Typical onset: 80,000-140,000 mi
Symptoms: Intermittent 'Service Power Steering' message, Heavy steering at low speeds, normal at highway speeds, Whining or groaning from steering column, Message appears more often in cold weather
Fix: Electric assist motor or control module in steering column fails. Diagnosis requires scanner to pull steering codes (C0545, C0550 common). Motor replacement needs column partial disassembly, recalibration. 2.5-4 hours labor.
Estimated cost: $800-1,400

EVAP System Purge Valve and Vent Valve Failure

Common · low severity
Typical onset: 50,000-90,000 mi
Symptoms: Check engine light with P0442, P0455, P0496 codes, Fuel smell near rear of vehicle, Hard start or rough idle after refueling, Hissing sound from fuel tank area
Fix: Both purge solenoid (on engine) and vent valve (near fuel tank) are weak points. Purge valve is 0.5 hours, vent valve requires lifting bed or dropping exhaust/tank shields for access, 1.5-2.5 hours. Valves stick open or closed causing emissions faults.
Estimated cost: $200-600

Water Pump Failure

Occasional · medium severity
Typical onset: 90,000-130,000 mi
Symptoms: Coolant leak from front of engine, Squealing or grinding noise from accessory belt area, Engine overheating, White or green residue below water pump
Fix: Bearing or seal fails in water pump. On 5.3L requires removing fan shroud, belt, pulleys. Straightforward job but recommend thermostat at same time since cooling system is open. 2-3 hours labor.
Estimated cost: $400-700

Brake Vacuum Pump Failure (on some builds)

Rare · high severity
Typical onset: 60,000-100,000 mi
Symptoms: Hard brake pedal, increased stopping distance, Brake warning light or message, Hissing or groaning from under hood when braking, Loss of power assist
Fix: Some 2017s have electric vacuum pump for brake booster that fails. Covered under recall 19V662 in some VINs but not all. Pump replacement is straightforward, 1-2 hours, but confirm if recall applies first.
Estimated cost: $300-600
Owner tips
  • Run quality full-synthetic oil and change every 5,000 miles max — AFM lifters are sensitive to oil quality and the 8,000-mile interval is asking for trouble
  • Consider AFM disable tuner or Range device to prevent lifter failure if you're keeping the truck long-term; costs $400-600 but cheaper than engine work
  • Inspect transmission cooler lines annually starting at 60k miles — early catch prevents catastrophic transmission damage
  • Use Top Tier fuel; direct-injection 5.3L builds carbon on intake valves and cheap gas accelerates it
Good truck if the AFM lifters haven't grenaded yet — have a pre-purchase inspection specifically check for lifter noise and oil consumption; budget $4k reserve for 'when' not 'if' on AFM or trans cooler lines.
AI-assisted summary drawn from NHTSA recall data, our labor-times database, and platform knowledge. Not a substitute for a pre-purchase inspection on a specific vehicle.
520 jobs across 15 categories
Building an app?
Free API access to all this data — 50 requests/day, no card required.
Get an API key →
Run a shop?
Manage repairs, estimates, and customers with ShopBase — $249/mo, all features included. Built by the same team.
Try ShopBase →