INTAKE MANIFOLD

1991 GMC Suburban

Tiny

taco56

August, 17, 2009 AT 8:03 PM

Engine Performance problem
1991 GMC Suburban V8 Two Wheel Drive Automatic 223450 miles

How can I tell if the intake manifold gasket is leaking?

FOUND 219 RELATED QUESTIONS

1 Answer

Tiny

rasmataz

August, 18, 2009 AT 4:40 AM

Spray it with soapy water on the intake manifold mating surface if it bubbles up and the idle is steady the leak is right there or use propane also the vacuum gauge method

Please login or register to post a reply.

Easily Clean Your Throttle Bore Like a Pro