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Don't know on the 70, but on my 76 I had to replace the high speed fan relay . . . the silver rectangular box mounted on the firewall that the red arrow points to. Got a replacement at O'Reillys
70 vert - fan/blower doesn't work when switched to high - Any quick checks ?
Assuming you already checked the 30 amp fuse the 7T1vette mentioned above, check the spade contacts on your relay. If rusty clean with sandpaper. If it still doesn't work the relay may be bad.
Your relay is located on the front of the blower housing. It has a black cover and has 5 spade connectors on it, three are in one plastic female connector and the other two are in separate single female connectors.
White in-line (bayonet type) fuse holder with orange wire going IN and red wire coming OUT. It is laying on the left front wheel well inner liner and next to the brake master cylinder. You need a photo?
Assuming you already checked the 30 amp fuse the 7T1vette mentioned above, check the spade contacts on your relay. If rusty clean with sandpaper. If it still doesn't work the relay may be bad.
Your relay is located on the front of the blower housing. It has a black cover and has 5 spade connectors on it, three are in one plastic female connector and the other two are in separate single female connectors.
cc
I have the same problem on my 71 would the relay be in the same spot my car also has A/C also I have an AIM for my 70 if its the same anybody know what page thanks.
Redman, this is off topic (sorry) but do you have a fan clutch with that flex fan or is it driven directly off the water pump with a spacer?
Just a spacer. I know the fan clutch was an integral part of the design and helps performance, but I hate the sound of the fan winding down AFTER the engine RPMs drop.
I have the same problem on my 71 would the relay be in the same spot my car also has A/C also I have an AIM for my 70 if its the same anybody know what page thanks.
I believe the relay is in the same place on all of the early C3's.
I had the same problem on my 68 and it was the resistance unit that most are referring to as a relay and that Redman 76 indicates with the orange arrow.
I replaced it and all was well again; it had burned out.
Redman76, nice engine compartment; you could eat off that engine.
Very Nice
Kurt
Assuming you already checked the 30 amp fuse the 7T1vette mentioned above, check the spade contacts on your relay. If rusty clean with sandpaper. If it still doesn't work the relay may be bad.
Your relay is located on the front of the blower housing. It has a black cover and has 5 spade connectors on it, three are in one plastic female connector and the other two are in separate single female connectors.
cc
what about the resistor pack ? Do you know if Zip or someone else has the resistor pack?