Where is ECU fuse on 2001 GMC Jimmy - 1999 GMC Jimmy

SOURCE: 2001 gmc jimmy v6

alot of info to go off of. It could be one of the following simple problems. Low coolant due to small leak on pump or hose. Busted water pump shaft so pump not working. Faulty thermostate. If all I've stated seems like a forgein laguange to you, take it to a shop.

SOURCE: 2001 gmc jimmy engine warm but heater blows cold air

Disconnect the heater hoses from the water pump and the intake manifold. Get a compressor and blow out the hose (put the air hose into the the hose that came off the mainfold. then flush the system and replace the antifreeze.

SOURCE: 2001 gmc jimmy defroster-heater blower will not direct heat

you have a vacuum leak

SOURCE: were is a 1984 gmc jimmy fuse box located?

the fuse box should be located near or behind the emergency brake, the panel should have one screw

SOURCE: 2001 GMC Jimmy break lights not working but all

Check the brake light switch should be a orange wire with 12v then a white wire with 12v when the pedal is pressed.If htat cks good then ck the hazard switch by moving it up and down and wiggeling the knob with the brake pedal pressed if they start working then your multifunction switch is bad and needs to be replaced.

Testimonial: "We check and you were right on the money. It's the hazard switch carrier. Thanks for you help."