intake manifold is under the throttle body
for the 1997 4x4 4 door gmc yukon, GM uses the 6lug on 5.5in
Knock sensor for the GMC Yukon is beneth the intake manifold mounted to the cam cover.
wiring diagram of a/c system for 1997 gmc yukon
How many gallons of gas coupon 1997 Yukon hold
no
Inside the intake air duct near the filter box
it is located on the fuel rail .
Drain the water from your 1997 GMC Yukon cooling system. Remove the water supply hose. Remove the thermostat housing retaining bolts. Remove the old thermostat and replace with the new thermostat.
From the videos on YouTube. They are under the intake.
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Look atr bottom or rear of radiator
front of engine, behind the harmonic balancer