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Lost boost.

S

stascom

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'17 with 2nd stage mods with GFB DV+. 22k miles. Was passing a car and suddenly the boost dropped. The car drives like N/A now. No codes. I can hear spool at the appropriate RPM, when I would expect boost to climb, but intake pressure is negative. Is the valve stuck open? Wastegate?
 


TyphoonFiST

TyphoonFiST

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stascom said:
'17 with 2nd stage mods with GFB DV+. 22k miles. Was passing a car and suddenly the boost dropped. The car drives like N/A now. No codes. I can hear spool at the appropriate RPM, when I would expect boost to climb, but intake pressure is negative. Is the valve stuck open? Wastegate?
Click to expand...
Hotside Boost hose* start there

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