Fitment notes: High-performance AGM battery required; located in rear cargo area
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Every control module on the 2025-2026 Chevrolet Corvette ZR1 — 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.
📍 Front driver side frame rail, forward of wheel well
🔧 GM Techline Connect + MDI2
⚠️ Integrated with hydraulic control unit; includes Performance Traction Management (PTM) and electronic limited-slip differential control; requires brake bleed after replacement
⚠️ 5G LTE connectivity; requires OnStar account activation and ESN registration after replacement
Parking Assist Control Module (PACM)0.7 hr R&Raftermarket tool +0.3 hrwith front/rear park assist▸ programming details
📍 Behind rear fascia, center, above license plate area
🔧 Autel MaxiSys or GM Tech2Win
⚠️ Ultrasonic sensor array; requires sensor calibration after replacement
Fuel Pump Control Module (FPCM)0.6 hr R&Rrelearn only +0.2 hr▸ programming details
📍 Rear cargo area, driver side, above fuel tank
🔧 GM Tech2Win or Autel
⚠️ PWM fuel pump driver; auto-relearn on key cycle, no programming required
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 2026 Chevrolet Corvette ZR1 5.5L Twin-Turbo V8 LT7 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.