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P0352 on Chevrolet: Symptoms, Causes & Fix

Ignition Coil B Primary/Secondary Circuit Malfunction

Official technical diagnostic wire for fault code P0352 specifically affecting Chevrolet vehicles (Silverado, Equinox, Malibu, Tahoe, Traverse).

Sensor Voltage Ref
0.1V – 5.0V Ref
Chevrolet Factory Standard
CAN Bus Speed
500 kbps CAN-FD
ISO 15765-4 Diagnostic Bus
Drivability Status
Not Recommended
Critical urgency level
Est. Repair Cost
$100 - $350 (DIY: $30 - $90)
Parts & Labor DIY
Model-Specific Diagnostic Wires

Select Your Chevrolet Model for P0352:

8 Models Available

1. Common Symptoms on Chevrolet Vehicles

When Chevrolet Engine Control Modules (ECM) trigger fault code P0352, drivers typically report:

Flashing CEL on Chevrolet Powertrains
Violent engine shudder on Chevrolet Powertrains
Major power loss on Chevrolet Powertrains
Accompanied by P0302 on Chevrolet Powertrains

2. Root Causes on Chevrolet Engines

Historical diagnostic claims across Chevrolet engines point to the following failure distribution:

55%
Dead Cylinder 2 ignition coil (Chevrolet OEM Part)
25%
Damaged harness wiring (Chevrolet OEM Part)
12%
Loose connector (Chevrolet OEM Part)
8%
PCM coil driver fault (Chevrolet OEM Part)

3. Step-by-Step Fix Protocol for Chevrolet

01
Perform Coil Swap Test

Swap Coil 2 with Coil 1. If code becomes P0351, replace coil. on Chevrolet engines.

Required Tool: 10mm Socket, Scanner
02
Check Harness Voltage

Verify 12V power and trigger pulse. on Chevrolet engines.

Required Tool: Multimeter
03
Install New Ignition Coil 2

Replace Coil B with OEM part. on Chevrolet engines.

Required Tool: 10mm Socket, Spark Plug Socket
04
Clear Codes and Verify

Clear DTCs and confirm zero misfires. on Chevrolet engines.

Required Tool: OBD-II Scanner
Recommended Parts & Testing Tools

Equipment for Diagnosing Chevrolet (P0352)

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OEM Ignition Component

Direct-Fit Laser Iridium Spark Plugs (Set of 4/6)

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Ignition Service Tool

Magnetic Swivel Spark Plug Socket Set

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360-degree magnetic swivel socket prevents ceramic plug cracks inside deep engine spark wells.

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BlueDriver Bluetooth Pro OBDII Scan Tool

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4. Chevrolet P0352 Frequently Asked Questions

What does code P0352 mean on a Chevrolet?

On Chevrolet vehicles, P0352 indicates that the Engine Control Module (ECM) detected ignition coil b primary/secondary circuit malfunction. This typically points to Dead Cylinder 2 ignition coil or Damaged harness wiring.

Can I continue driving my Chevrolet with code P0352?

No. Cylinder 2 ignition coil has failed. Because this code carries a Critical severity rating on Chevrolet powertrains, we recommend scanning live data values promptly to prevent secondary damage.

How much does it cost to fix code P0352 on a Chevrolet?

Estimated DIY parts cost ranges from $100 - $350 (DIY: $30 - $90), while professional shop repairs at an authorized Chevrolet dealership or independent specialist typically range from $180 to $380 including diagnostic labor.