Heating quage problem

Asked by Feb 09, 2016 at 08:52 PM about the 1997 Chevrolet Suburban K2500 4WD

Question type: Maintenance & Repair

Someone help I'm going crazy trying to figure it
out. I've replace radiator, hoses ,water pump and
coolant sensor up by the thermostat housing. My
heat quage stills bouncing back forth as I'm going
down the highway. Check engine light stays on
and it's telling me to check my quages. Does
anyone have any suggestions what to check now

1 Answer

check your grounds ,, start in the engine compartment.. i have four .. two ground body to chassis and one grounds motor to firewall and one from motor to chassis

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