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LB7 bad injectors or other issue?
I have this 03 4500 just a little history 07/08 212,000 kms p01262 # 5 injector ohmed out open circuit, replaced it. 07/09 239,000 kms installed remaining 7 injectors . 01/10 264,000 kms in p1261 #4 injector open circuit replaced under warranty. 09/10 284,000 ... Login to read more. ![]()
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| Engine | 6.6 L |
Vehicle Data
2003 GMC C4500 Topkick C4C042 6.6L
| Engine | 6.6 L |

13 Replies Received
13 Replies Received