Clutch won't disengage
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Clutch won't disengage
Hi,
I have a 1989 2wd extended cab pickup with the 22re engine. About two days ago, it started getting difficult to shift. I had to use some force to get it in gear when the engine was running. Today the problem got much worse. I couldn't get into first at all unless I turned off the engine, put it in gear and then turned the engine on. When I did that the starter would move the truck forward and I could sort of get it going from there. I had to double clutch to get into the other gears. I got the truck home, but it took some grinding. I guess that the clutch wasn't disengaging.
I tried bleeding the clutch and filling the fluid reservoir but that didn't help at all. The pedal feels normal. I've driven a car with a bad clutch fluid leak and that felt very different from the problem I've got now. The transmission is leaking gear oil at the seal between the transmission and the rear drive shaft. I don't know how much has leaked out because I couldn't get the filler bolt off yet. I'll try heating it with a torch tomorrow.
I did a search and learned that I should check to see if the clutch pedal bracket is cracked. Besides that and refilling the transmission with gear oil, what else should I check? Try and keep it somewhat simple; I'm not a professional mechanic.
Thank you.
I have a 1989 2wd extended cab pickup with the 22re engine. About two days ago, it started getting difficult to shift. I had to use some force to get it in gear when the engine was running. Today the problem got much worse. I couldn't get into first at all unless I turned off the engine, put it in gear and then turned the engine on. When I did that the starter would move the truck forward and I could sort of get it going from there. I had to double clutch to get into the other gears. I got the truck home, but it took some grinding. I guess that the clutch wasn't disengaging.
I tried bleeding the clutch and filling the fluid reservoir but that didn't help at all. The pedal feels normal. I've driven a car with a bad clutch fluid leak and that felt very different from the problem I've got now. The transmission is leaking gear oil at the seal between the transmission and the rear drive shaft. I don't know how much has leaked out because I couldn't get the filler bolt off yet. I'll try heating it with a torch tomorrow.
I did a search and learned that I should check to see if the clutch pedal bracket is cracked. Besides that and refilling the transmission with gear oil, what else should I check? Try and keep it somewhat simple; I'm not a professional mechanic.
Thank you.
Last edited by Chip N Sawbones; 11-18-2012 at 08:08 PM.
#6
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Was the clutch master cylinder empty ??
That you sucked in air??
If it was not empty I am afraid you have your work cut out installing a new clutch while your doing it may as well do a new master and slave cylinder and the rubber hose.
Then you should be good for a couple hundred thousand miles.
That you sucked in air??
If it was not empty I am afraid you have your work cut out installing a new clutch while your doing it may as well do a new master and slave cylinder and the rubber hose.
Then you should be good for a couple hundred thousand miles.
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The reservoir was never empty. I bought the truck about a month ago, and the previous owner said he replaced the clutch just a few thousand miles ago. I have no idea if he did a good job or not.
Is there a way to tell if the problem is either the master or the slave cylinder? If not, which do I try replacing first?
Is there a way to tell if the problem is either the master or the slave cylinder? If not, which do I try replacing first?
Last edited by Chip N Sawbones; 11-19-2012 at 12:25 AM.
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I think I found the problem. The clutch pedal bracket was cracked. A previous owner had tried to secure the cracked half of the bracket by pinning it to the plastic heating ducts with wood screws. Either the screws popped out or the crack got worse on me. I'll take the bracket to a welding shop tomorrow.
If anyone else has this problem, a deep 12mm socket is almost essential for removing the bracket. After removing all the nuts and bolts on the inside, including the bolt hidden behind the steering column, remove the two nuts holding the master cylinder to the firewall and pull the brake master cylinder away from the firewall. From there it is difficult but possible to remove the pedal bracket without removing the brake and clutch pedals.
Edit: Followup. Putting the bracket back in place is for some reason impossible unless you take the clutch and brake pedals off. When you do, it is essential to get the bracket where it needs to be, but don't bolt it down until the clutch pedal is back on. It is impossible to put the clutch pedal bolt in place when the bracket is secure! I ended up using a wood lag bolt and some plywood as a temporary measure until I can find someplace warm to work on the truck.
If anyone else has this problem, a deep 12mm socket is almost essential for removing the bracket. After removing all the nuts and bolts on the inside, including the bolt hidden behind the steering column, remove the two nuts holding the master cylinder to the firewall and pull the brake master cylinder away from the firewall. From there it is difficult but possible to remove the pedal bracket without removing the brake and clutch pedals.
Edit: Followup. Putting the bracket back in place is for some reason impossible unless you take the clutch and brake pedals off. When you do, it is essential to get the bracket where it needs to be, but don't bolt it down until the clutch pedal is back on. It is impossible to put the clutch pedal bolt in place when the bracket is secure! I ended up using a wood lag bolt and some plywood as a temporary measure until I can find someplace warm to work on the truck.
Last edited by Chip N Sawbones; 11-20-2012 at 07:22 PM.
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Thanks, I'm a carpenter turned medical student, which explains the name. I fixed the clutch bracket and the truck runs well now. Thanks to everyone who contributed. I'm sure I'll be calling on you all again the next time my truck breaks down.
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