GMC TSB #PIP5395H
2018 GMC Sierra 1500
Affected Component: FUEL SYSTEM, GASOLINE
- Summary
- This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have rattle or ticking noise that is louder inside the vehicle than outside. The noise may also sound like a lifter tick. If the noise is heard best at the fuel line and the sound will be real loud with a stethoscope. The fuel line will need to be replaced.