GMC Error Codes

Browse all diagnostic trouble codes (DTC) for GMC vehicles. Find solutions for 80 unique error codes across all models.

P0420

110 faults

P0301

59 faults

P0300

42 faults

P0171

37 faults

P0700

33 faults

P0174

23 faults

P0011

19 faults

P0302

18 faults

P0300-P0308

7 faults

P0455

7 faults

C0035

6 faults

P0300, P0301

6 faults

C0242

4 faults

C0561

4 faults

P0135

4 faults

P0303

3 faults

P0420, P0430

3 faults

U0100

3 faults

U0101

3 faults

U1000

3 faults

B1001

2 faults

C0710

2 faults

P0171, P0174

2 faults

P0300-P0306

2 faults

P0401

2 faults

P0420, P0300

2 faults

P0421

2 faults

P0442

2 faults

P0442, P0455

2 faults

P0750

2 faults

B0001

1 faults

B0010

1 faults

B0020

1 faults

B0030

1 faults

B0040

1 faults

B0081

1 faults

B0090, B0070, B0041

1 faults

B0404

1 faults

B0414

1 faults

B0420

1 faults

B1000

1 faults

B1084

1 faults

C0010

1 faults

C0050

1 faults

C0210

1 faults

C0265

1 faults

C0445

1 faults

C0455

1 faults

C0475

1 faults

C0527

1 faults

C1201

1 faults

P0014

1 faults

P0087, P0191

1 faults

P0101, P0102, P0103

1 faults

P0128

1 faults

P0131

1 faults

P0138

1 faults

P0155

1 faults

P0171, P0172, P0300-P0306, P0174

1 faults

P0300, P0301, P0302

1 faults

P0304

1 faults

P0430

1 faults

P0440, P0442

1 faults

P0440, P0442, P0455

1 faults

P0455, P0442

1 faults

P0456

1 faults

P0456, P0455

1 faults

P0456, P0457

1 faults

P0463

1 faults

P0500

1 faults

P0562

1 faults

P0701

1 faults

P0706

1 faults

P0710, P0715

1 faults

P0740

1 faults

P0740, P0741

1 faults

P0741

1 faults

P0741, P0742

1 faults

P0751-P0758

1 faults

P0757

1 faults