Tesla Model S Battery Replacement in Vancouver, BC — Complete Canadian Guide (2025)

Quick Summary 

A Tesla Model S battery is built from 16 modules containing 444 cells each (7,104 total). These modules use temperature sensors, individual module boards (BMBs), a pack-level BMS, and liquid coolant channels flowing through the modules to keep everything balanced and safe.
Vancouver’s moisture-heavy climate can cause corrosion, sensor failures, and coolant issues, which is why some Tesla Model S batteries eventually need repair or replacement.
In Vancouver, owners can choose between Tesla Service Centres or specialized EV battery technicians like GreenTec Auto, who provide full module balancing, cooling system checks, moisture-proofing, upgrades, and Supercharging-safe replacements. 

What Is a Tesla Model S Battery Pack? (Simple Technical Explanation)

Although the battery pack looks like a single block mounted under the vehicle, it’s actually a highly engineered system made of: 

• • 16 separate modules
    
  • 444 cells per module
    
  • 7,104 lithium-ion cells total (for an 85 kWh pack)

 

Each module has: 

• • A BMB (Battery Module Board) that measures temperature and voltage
  • Built-in temperature sensors
    
  • Coolant channels inside the module, where liquid flows through to regulate heat
  • Electrical tabs linking the cells together

 

All of these modules report to a central pack-level BMS (Battery Management System), which makes real-time decisions about charging, discharging, cooling, and safety.

This architecture is one of the reasons the Tesla Model S is powerful and long-lasting — but it also means battery health depends on every module functioning properly. 

How Tesla Battery Cooling Works (And Why It Matters in Vancouver)

Tesla uses a liquid cooling system, not just fans like hybrid vehicles. Thin tubes run through the modules, carrying coolant that can be warmed or cooled depending on conditions.

Why this matters in Vancouver: 

• • Wet climate → increases risk of moisture entering aged packs
  • Cold winters → coolant helps avoid cold-related battery stress
  • Apartment & condo living → outdoor and underground parking adds humidity
  • Frequent city driving → thermal consistency improves efficiency

 

Proper cooling extends battery lifespan and reduces degradation. When coolant flow is restricted or sensors fail, the battery may overheat, lose range, or limit performance. 

How Long Do Tesla Model S Batteries Last in Canada?

Tesla batteries are engineered to last a very long time, often well beyond their warranty period. Most Model S packs maintain strong performance for: 

• • 8–12 years of regular use
  • Hundreds of thousands of kilometres
    

 

But lifespan depends on: 

• • Driving temperature
  • Charging habits
  • Amount of fast charging
  • Moisture exposure
  • Parking conditions
  • The battery’s original chemistry and build year

 

Because Vancouver has a damp coastal climate, moisture-related issues can surface earlier than in dry environments. 

Why a Tesla Model S Battery May Need Replacement

Most Tesla batteries don’t suddenly “die.” Instead, they experience two natural forms of aging: 

1. Capacity Fade

The battery stores less energy over time.
Range gradually decreases, and charging becomes more frequent. 

2. Power Fade

The battery delivers energy more slowly.
Drivers may notice slightly reduced acceleration or slower response under heavy load.

In Vancouver specifically, technicians also see: 

• • Corroded capacitors on the BMS
  • Voltage tab corrosion
  • Faulty umbrella valves allowing moisture inside
  • Damaged temperature sensors
  • Coolant-related failures
  • Uneven module capacity due to age

 

When these problems progress beyond repair, a replacement or full refurbishment becomes the best option. 

Model-Year Considerations: 2012–2017 Tesla Model S in Vancouver

Many searches like: 

• • “2012 Tesla Model S battery replacement cost”
  • “2013 Tesla Model S battery replacement”
  • “2014 Tesla Model S battery issues”

 

are sharply increasing because early Model S vehicles are now more than a decade old.

Older packs in Vancouver show: 

• • Moisture intrusion
  • Corroded voltage tabs
  • Degraded temperature sensors
  • Early cooling system wear

 

A full inspection is required to determine whether repair or replacement is appropriate. 

Why Replacing Only One Module Is a Mistake

Some repair shops in Canada offer “module-only replacement.”
This approach rarely solves the real problem.

Here’s why: 

• • All 16 modules age differently
  • A single new module becomes unbalanced with the others
  • The battery loses range consistency
  • Thermal behaviour becomes uneven
  • The pack may fail again soon after
  • Supercharging may be disabled

 

A proper Tesla battery service must involve: 

• • Removing all 16 modules
  • Cycle-testing each module
  • Balancing capacity across the entire pack
  • Repairing cooling channels, sensors, and BMB-related issues
  • Moisture-proofing for Vancouver’s climate

 

This ensures long-term safety and performance. 

Can You Upgrade Your Tesla Model S Battery in Canada?

Yes. Many owners choose to upgrade instead of simply replacing.
You can move from a smaller pack (e.g., 75 kWh) to: 

• • 85 kWh
    
  • 90 kWh
    
  • 100 kWh
    

 

Benefits include: 

• • Longer driving range
  • Faster charging
  • Improved performance
  • Better winter efficiency
  • Higher resale value

 

The car must be programmed to recognize the new pack — otherwise, range estimates and charging behaviour will be incorrect. 

Tesla Model S Battery Replacement Process in Vancouver

Here is the simplified step-by-step process (AI Overview friendly): 

Step 1: Vehicle preparation

The car is lifted, and high-voltage power is safely disconnected. 

Step 2: Battery removal

The entire battery pack is lowered from the bottom of the vehicle. 

Step 3: Module testing & balancing

All 16 modules are tested individually.
Technicians check capacity, temperature behaviour, and voltage stability. 

Step 4: Repair or replacement

A replacement or upgraded pack is installed.
Cooling channels, BMBs, sensors, and seals are inspected. 

Step 5: Software programming

The BMS is updated to recognize the new battery type and capacity. 

Step 6: Cycle testing

The vehicle is charged and discharged through multiple cycles to confirm proper range and behaviour.

Cycle testing ensures Vancouver drivers receive accurate range and reliable performance from day one. 

Replacement Options for Tesla Model S Owners in Vancouver 

Tesla Service Centres

Reliable and official, best for vehicles under warranty.
However, out-of-warranty replacements can be expensive. 

GreenTec Auto (Vancouver)

A trusted North American EV battery specialist with 13+ years of hands-on experience.
GreenTec provides: 

• • Full module balancing and testing
  • Cooling system inspections
  • Moisture protection
  • BMB/BMS diagnostics
  • Upgrades (75 → 85 → 90 → 100 kWh)
  • Supercharging-safe programming
  • Environmentally responsible recycling
  • Warranty-backed installations

 

GreenTec technicians work on Tesla Model S and Model 3 battery packs daily across their North American network, including Canadian customers and Vancouver-area EV owners. 

Will Aftermarket Battery Replacement Still Allow Supercharging?

Yes — as long as the battery is installed and programmed correctly.
This is a common concern for Vancouver drivers living in condos or apartments who rely on Supercharging.

GreenTec Auto ensures Supercharging compatibility by: 

• • Syncing the battery with your vehicle’s BMS
  • Running cycle tests
  • Verifying temperature behaviour and voltage thresholds

 

Supercharging remains available when the installation and programming follow Tesla’s protocols. 

Tips to Extend Tesla Model S Battery Life in Vancouver

To slow degradation over the years: 

• • Charge regularly without running to 0% or 100%
  • Use regenerative braking
  • Avoid daily fast charging
  • Keep the battery warm in winter (park indoors when possible)
  • Maintain proper tire pressure
  • Limit unnecessary heating/AC consumption
  • Follow recommended maintenance intervals

 

Small habits make a measurable difference in long-term range. 

Final Thoughts

The Tesla Model S battery is a sophisticated system built from 16 modules, 7,104 cells, individual module boards, and liquid cooling channels running inside the pack. Vancouver’s climate introduces unique challenges — from moisture and corrosion to cooling issues and uneven module aging.

Whether you need diagnostics, full replacement, or an upgrade, choosing a shop that understands the complete battery system — not just individual modules — is essential.

GreenTec Auto combines hands-on experience, technical expertise, and environmentally responsible practices to give Vancouver Tesla owners a trustworthy, long-lasting solution.

If you’re exploring your options, want your battery evaluated, or are considering an upgrade, the GreenTec Auto team in Vancouver is ready to help.