What kind of park brake does a 1998 Chevy P30 have?
What kind of park brake does a 1998 Chevy P30 have?
Our motorhome has a 1998 Chevrolet P30 chassis with the J71 auto park brake. This means that we, along with many others with the Chevy P30 chassis with the J71, have experienced the sudden, and scary, engagement of the park brake while driving—the dreaded Chevy P30 park brake failure.
Where is the drum brake on a Chevy P30?
Instead, the P30 chassis automatic transmission has a drum brake mounted on the output shaft of the transmission. When the vehicle is in Park or the ignition is off, that brake is applied to keep the transmissions output shaft from turning. This essentially locks the transmission in place and keeps the vehicle parked in place.
Is there a parking pawl in the Chevy P30?
The Chevy P30 chassis automatic transmission does not have a parking pawl in the transmission to set and lock the gears from rotating, thus locking the transmission in place when shifted to Park. This is what keeps vehicles parked in place.
Our motorhome has a 1998 Chevrolet P30 chassis with the J71 auto park brake. This means that we, along with many others with the Chevy P30 chassis with the J71, have experienced the sudden, and scary, engagement of the park brake while driving—the dreaded Chevy P30 park brake failure.
What makes a P30 chassis motorhome unstable?
You’ll learn why P30 chassis motorhome stability is often affected by deflated or pinched airbags in their outdated A-frame suspension, as well as the proper way to weigh your vehicle for GVWR and GAWR. Understanding your vehicle’s weak points is the first step in making a safer and more comfortable ride for yourself and your loved ones.
The Chevy P30 chassis automatic transmission does not have a parking pawl in the transmission to set and lock the gears from rotating, thus locking the transmission in place when shifted to Park. This is what keeps vehicles parked in place.
What to look for in a P30 chassis?
He walks you through a quick inspection, describing what you should look for and how to proceed once you discover the culprit. You’ll learn why P30 chassis motorhome stability is often affected by deflated or pinched airbags in their outdated A-frame suspension, as well as the proper way to weigh your vehicle for GVWR and GAWR.
Why are the brake lights not working on my P30?
Doubt it is bad with your other problems. The tailights, four way flashers and brake lights are or should be hot all the time. that elimantes problem with ignition switch. Sounds like there is no power to the fuse for the tailights and no power from the stop/hazard fuse.
Doubt it is bad with your other problems. The tailights, four way flashers and brake lights are or should be hot all the time. that elimantes problem with ignition switch. Sounds like there is no power to the fuse for the tailights and no power from the stop/hazard fuse.
How to troubleshoot your Autopark parking brake system?
Our goal here at rvAutoPark.com, is to supply information that will help coach owners troubleshoot and repair their Chevy P32 Workhorse Chassis, J71 Ver II Auto Park Brake System, as well as other versions. Is your AutoPark actuator cylinder leaking? – – we can help.
Is the P chassis the correct name for a motorhome?
We will show you that simply telling the alignment shop that it’s a “P30 Chassis” will almost guarantee you an incorrect alignment. Your Class A motorhome is NOT built on a “P30 Chassis”. The correct general term is a “Motorhome P Chassis”.
What’s the difference between a P30 and P37 chassis?
The “P30” term is simply too generic to help when specifics are needed. If the 5ththru 7 positions in your VIN number are “P37”, then you have the motorhome version of the chassis. Actually, it is the ‘7’ that tells us we have the motorhome version of the chassis. (See Appendix C for the VIN breakdown.)
We will show you that simply telling the alignment shop that it’s a “P30 Chassis” will almost guarantee you an incorrect alignment. Your Class A motorhome is NOT built on a “P30 Chassis”. The correct general term is a “Motorhome P Chassis”.
How to fix a P30 chassis motorhome stability?
This modal can be closed by pressing the Escape key or activating the close button. This is a modal window. This modal can be closed by pressing the Escape key or activating the close button. We recently received a question from a Club member regarding P30 chassis motorhome stability.
The “P30” term is simply too generic to help when specifics are needed. If the 5ththru 7 positions in your VIN number are “P37”, then you have the motorhome version of the chassis. Actually, it is the ‘7’ that tells us we have the motorhome version of the chassis. (See Appendix C for the VIN breakdown.)
Is the G10 chassis the same as the P30 chassis?
The same chassis series has been used for G10, G20, G30, P20, P30, and Motorhomes under a ’32 – 52′ designation. What’s more, the alignment specs are different for the motorhome chassis because they were made slightly different.
Can a GMC P-30 master cylinder be used?
As for master cylinders the stock unit will work with most applications. The installations with the larger slave cylinders and calipers would benefit from the use of a Chevy P-30 master cylinder that has more volume. This list is by all means is not complete and many other parts have been used to modify and update the GMC’s braking systems.’
Instead, the P30 chassis automatic transmission has a drum brake mounted on the output shaft of the transmission. When the vehicle is in Park or the ignition is off, that brake is applied to keep the transmissions output shaft from turning. This essentially locks the transmission in place and keeps the vehicle parked in place.
What is the service manual for a 1997 Chevy P-30?
BUY A SERVICE MANUAL. It will pay for itself many times over. For my 1997 Chevy P-30 chassis, the operative pages are 5F-1 to 5F1-12. Failure Failure comes in two flavors. First, something catastrophic happens and the brake is applied stopping the rig. Life sucks.
