The 2020 Chevrolet Tracker (also sold as Chevrolet Tracker in South America, rebadged Tracker in some markets) with its small turbocharged 3-cylinder engines is generally economical but shows specific weak points in the valvetrain and transmission mounts under extended use.
Lifter Failure and Valvetrain Noise
Common · high severity
Typical onset: 60,000-90,000 mi
Symptoms: Ticking or tapping noise from engine on cold start that may persist when warm, Check engine light with misfire codes, Loss of power or rough idle, Metallic rattling that worsens under acceleration
Fix: Lifters wear prematurely on these small turbo engines, especially if oil changes are delayed. Requires cylinder head removal to replace all lifters, typically 8-12 hours labor. Often find cam lobe wear requiring camshaft replacement as well. Head resurfacing frequently needed if problem ignored too long.
Estimated cost: $2,800-4,500
Timing Chain Stretch and Guide Failure
Occasional · high severity
Typical onset: 80,000-120,000 mi
Symptoms: Rattling noise from front of engine on startup, Check engine light with timing correlation codes, Rough running or hard starting, Engine may not start if chain jumps timing
Fix: The 1.0L and 1.2L turbo engines use timing chains that stretch with age, and plastic guides break down. Requires front engine disassembly, timing chain kit with guides and tensioner, harmonic balancer often replaced at same time. 6-9 hours labor. Critical to catch early before internal damage.
Estimated cost: $1,800-3,200
Transmission Mount Collapse
Common · medium severity
Typical onset: 40,000-70,000 mi
Symptoms: Clunking when shifting from Park to Drive or Reverse, Vibration through cabin at idle, Excessive engine movement visible from engine bay, Harsh engagement into gear
Fix: The hydraulic transmission mount fails early, allowing excessive powertrain movement. Common across this platform. Replacement is straightforward but requires supporting the engine. 1.5-2.5 hours labor. Replace both transmission and engine mounts together for best results.
Estimated cost: $350-650
Harmonic Balancer Deterioration
Occasional · medium severity
Typical onset: 70,000-110,000 mi
Symptoms: Squealing or chirping from front of engine, Visible wobble on crankshaft pulley, Serpentine belt throwing or wearing unevenly, Vibration through vehicle at specific RPM ranges
Fix: The rubber isolator in the harmonic balancer separates, causing the outer ring to wobble. Can damage the crankshaft seal and front main seal if ignored. Replacement requires serpentine belt removal and sometimes special pulley puller. 2-3 hours labor. Always replace during timing chain service.
Estimated cost: $450-750
Transmission Oil Cooler Line Leaks
Occasional · medium severity
Typical onset: 50,000-90,000 mi
Symptoms: Transmission fluid spots under vehicle, Transmission fluid level dropping, Burnt transmission fluid smell, Transmission slipping or delayed engagement if fluid gets low
Fix: Cooler lines rust at connections or develop pinhole leaks, particularly in salt-belt regions. Lines run along subframe and are exposed. Requires lifting vehicle, replacing lines and fittings, refilling and bleeding transmission. 2-3 hours labor. Catch early before transmission damage from low fluid.
Estimated cost: $400-700
Cylinder Head Warping from Overheating
Rare · high severity
Symptoms: White smoke from exhaust, Coolant loss with no visible leaks, Overheating episodes, Rough idle and misfires, Milky oil on dipstick or oil cap
Fix: These aluminum heads are thin-walled and warp easily if engine overheats even once. Requires head removal, pressure testing, resurfacing (often beyond spec requiring replacement head), new head gasket and bolts. 10-14 hours labor if reusing head, more if replacement needed. Often discover failed lifters during this job.
Estimated cost: $3,500-6,000
Owner tips
Change oil every 5,000 miles maximum with quality 0W-20 synthetic — these small turbo engines are brutal on oil and lifters fail fast with extended intervals
Listen for valvetrain noise and address immediately — catching lifter failure early prevents camshaft and cylinder head damage
Inspect transmission mounts at every oil change after 40,000 miles — they fail predictably and cause harsh shifting when collapsed
Replace timing chain proactively at 100,000 miles if keeping long-term — chain stretch leads to expensive internal engine damage
Use quality coolant and address overheating immediately — these heads warp easily and cylinder head jobs cost more than the vehicle's value
Avoid unless you're getting a screaming deal — these small turbo three-cylinders have expensive valvetrain issues that often exceed the vehicle's used value by 80,000 miles.
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.
Fitment notes: Compact battery for small displacement turbocharged engine; verify fitment as Tracker may use platform-specific battery tray
As an Amazon Associate, OLP earns from qualifying purchases — how we link. This never changes the specs we publish.
Every control module on the 2020-2026 Chevrolet Tracker — where it lives, replacement time, and what it takes to program a replacement. Modules marked dealer / factory tool won't work after a part swap alone — budget for programming.
📍 Engine compartment, driver side inner fender well, mounted to ABS hydraulic unit
🔧 GM SPS2 / Techline Connect or Autel + AutoAuth
⚠️ Integrated with hydraulic control unit; brake system bleeding required after replacement; VIN programming mandatory
Forward Collision Alert / Adaptive Cruise Control Module (FCA/ACC)1.5 hr R&Rdealer / factory tool +1.0 hrwith adaptive cruise control or forward collision alert▸ programming details
📍 Behind front grille, center position, mounted to radiator support
🔧 GM SPS2 / Techline Connect with radar alignment tool
⚠️ Radar alignment and calibration mandatory after replacement; requires specific alignment targets and procedure; dealer-level equipment typically required
Body Control Module (BCM)1.5 hr R&Rsecurity gateway +1.0 hr▸ programming details
📍 Behind instrument panel, left side of steering column, above fuse block
🔧 GM SPS2 / Techline Connect or Autel + AutoAuth
⚠️ Controls lighting, door locks, remote start, power windows; VIN and vehicle configuration programming required; all accessory relearns needed after replacement
📍 Behind instrument panel, left side of steering column, near BCM
🔧 GM SPS2 / Techline Connect
⚠️ Central security gateway; controls all module programming access; replacement requires dealer-level authentication and full vehicle network configuration
📍 Instrument panel, behind gauge cluster lens, center of dashboard
🔧 GM SPS2 / Techline Connect or Autel + AutoAuth
⚠️ VIN and mileage programming required; odometer transfer from old module mandatory for legal compliance
Headlamp Control Module (HCM)0.8 hr R&Raftermarket tool +0.3 hrwith LED or adaptive headlamps▸ programming details
📍 Behind front bumper, driver side headlamp assembly, integrated with headlamp unit
🔧 GM SPS2 or Autel
⚠️ Configuration for adaptive lighting features required; halogen models do not have this module
Rear Vision Camera Module (RVCM)0.6 hr R&Rrelearn only +0.2 hr▸ programming details
📍 Rear liftgate, integrated with liftgate handle assembly, center position
🔧 Scan tool with camera calibration
⚠️ Camera alignment and dynamic guidelines calibration recommended; standard equipment on all models
Tire Pressure Monitor Control Module (TPMS)relearn only +0.3 hr▸ programming details
📍 Integrated with BCM; no separate physical module
🔧 TPMS relearn tool or scan tool
⚠️ Sensor ID relearn required after tire rotation or sensor replacement; function integrated into BCM
Aftermarket tool coverage varies by software version and vehicle build — treat "aftermarket tool" rows as "usually possible" and verify against your tool maker's coverage list before promising a customer. Spot a wrong location or hour? Tell us — corrections ship fast here.
Size-standard part numbers — verify your connector type before buying. Rear blades are model-specific; check the package's vehicle list.
Fuel economy figures are EPA data via fueleconomy.gov (median across matching trims). Performance figures are compiled estimates for the 2020 Chevrolet Tracker 1.2L I3 Turbo Flex and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years.