This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP
P0702: P0702: Transmission Control System Malfunction
on 2020 Chevrolet SILVERADO 1500 PICKUP
Important for 2020 Chevrolet SILVERADO 1500 PICKUP Owners
Before starting repairs, verify which engine your 2020 Chevrolet SILVERADO 1500 PICKUP has. Check your VIN or engine code to ensure you order the correct parts.
📖 What Does P0702 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?
Symptoms
- • Difficulty shifting gears
- • slipping or hesitation between gears
- • transmission warning light on the dashboard
Common Causes
- • Faulty transmission control module
- • faulty transmission solenoids
- • wiring issues
- • faulty transmission sensors
How to Fix P0702 on 2020 Chevrolet SILVERADO 1500 PICKUP
1. Check and clear any trouble codes. 2. Inspect and clean the transmission solenoids. 3. Check and replace faulty transmission sensors. 4. Update the transmission control module software. 5. Replace the transmission control module if necessary.
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Shop Scanners ↗Related Diagnostic Codes
Other codes that may appear with P0702
Transmission Control System Malfunction
P0701: Transmission Control System Malfunction
P0703: Transmission Control System Malfunction
P0704: Transmission Control System Malfunction
P0705: Transmission Control System Malfunction
💡 Why These Codes Are Related:
- • Similar Issues: Same root cause or component failure
- • Related Problems: Often occur together due to system interactions
- • Sequential Codes: Progressive failure stages or multiple sensors
- • Same System: Components within the same automotive system