po351 code

80

Asked by Jul 18, 2016 at 05:34 PM about the 2005 GMC Sierra 1500 STD Standard Cab SB

Question type: Maintenance & Repair

truck just shut off driving down the road. would crank but would not start. could hear f/p. no spark to spark plugs. bought coil and ignition  control module. installed the icm, truck started. not misfire, no problems, runs  fine. had a p0351 code. installed coil. cleared code. restarted no code. turned off. restarted. code p0351 came back. runs fine but has the code???????

3 Answers

14,125

Possibly intermittent fail, clear it again see if it returns, harness or connector could be the problem.

80

thx

80

checked harness/connections, no corrsion or signs of being loose. no misfire also cleaned the throttle body. each time i clear the p0351 code but returns.

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