Chassis Systems

Documents related to GMC Chassis
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Categories

  1. In Case of Emergency 5
  2. CAD Files 3
  3. Parts 1
  4. Chassis Systems 82
    1. Brakes 8
    2. Cooling System 2
    3. Electrical 8
    4. Engine 8
    5. Fuel System & EFI 18
    6. Front Suspension 8
    7. HVAC 5
    8. Rear Suspension & Airbags 6
    9. Steering 9
    10. Transmission 7
    11. Wheels & Tires 1
  5. Manuals 19
  6. House Systems 7
    1. Appliances 0
    2. Electrical 5
    3. Flooring 0
    4. HVAC 0
    5. Propane 1
    6. Plumbing 0
    7. Seating 0
  7. Exterior 4
  8. Electronics & Connectivity 0

Top resources

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    Resource 'Starting an engine that has been sitting for an extended period.'

    Starting an engine that has been sitting for an extended period. By Larry Weidner The following is just my humble opinion. I offer this FYI. Your milage may vary. Over the last 15 yrs I have seen a number of people get into GMCing buying a GMC that has been sitting for a number of years. In several of those cases, they were able to get the GMC started, put it in gear and drove it home. Sometimes they didn't make it when the engine went bad. Sometimes they made it home, but within a short...
    • LarryW
    • Updated:
    • 0.00 star(s)
  • Resource icon

    Resource 'GMC Motorhome Tire & Wheel Information'

    Wheels OEM (Factory) Steel Wheels Firestone Accu-Ride / Accuride Size: 16.5" x 6" Interesting article about the oddball wheel diameter Weight: ~40 lbs. Part #27995 (GM #359402) or 27725 Used from VIN #TZE165V101674 (mid-1975) onward For radial tires 85 PSI max Part number and ® (circled R) or "Radial" stamped on inside of wheel near valve stem Part #27604 (OBSOLETE) For bias ply tires ONLY. Do not use with radial tires. Part number stamped on outside of wheel between two lug holes...
    • Christo
    • Updated:
    • 5.00 star(s)
Resource icon RF_Burns
Front wheel bearing replacement using Warner tools bearing puller 2026-05-07
Front bearing replacement
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Downloads
1
Updated
Resource icon RF_Burns
Ken Thoma's front wheel bearing puller instructions 2026-05-07
front wheel bearing puller
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Downloads
0
Updated
Resource icon LarryW
  • Featured
Starting an engine that has been sitting for an extended period. 2026-05-06
Starting an engine that has been sitting for an extended period.
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Downloads
13
Updated
Resource icon mech0001
Rocketing the 455 Oldsmobile Engine into the Future 1
An article about rebuilding the Olds 455 engine by Joe Mondello
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Downloads
6
Updated
Resource icon RJW
LENZI: rear wheel seal installation with notes 2026-03-16
rear wheel seals
5.00 star(s) 1 ratings
Downloads
7
Updated
Resource icon RJW
GMC Motorhome Front Wheel Bearing Replacement Utilizing Warner Puller Tools 2026-03-16
Front Wheel Bearing Replacement
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Downloads
8
Updated
Resource icon RF_Burns
Rear hub seal & retaining nut proceedures Updated file to show complete page.
Proper installation of real hub seal and retaining nut pre-load.
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Downloads
53
Updated
Resource icon W
Governor production parts list 2026-02-23
Governor production parts list
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Downloads
5
Updated
Resource icon K
Rear Wheel Ramps 2025-12-16
Wooden ramps designed for tandem wheels
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Downloads
14
Updated
Resource icon RF_Burns
My Thoughts on the GMC ride height specifications Nov/24
My reasoning on the lower rear-end ride height on the GMC.
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Downloads
138
Updated
Resource icon B
Tuning with the EBL 2025-11-11
Dynamic EFI's Tuning Instructions
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Downloads
5
Updated
Resource icon T
Armand article improving HVAC in his 1976 2025-11-07
HVAC 1976
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Downloads
6
Updated
Resource icon B
Bovee's Onan Electronic Ignition Kit Photos
Step-by-step photos of the Gary Bovee electronic ignition kit installation.
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Downloads
16
Updated
Resource icon B
WinLog-EBL files: 1
Source files to add the Winlog-EBL dash to a windows PC for monitoring the EBL throttle body ECM.
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Downloads
5
Updated
Resource icon RF_Burns
"What's up with EFI" presentation 2025-07-29
A presentation on EFI given at a GMCMI Rally
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Downloads
17
Updated
Resource icon RF_Burns
Howell EFI installation by Richard Waters 2025-07-29
An excellent detailed document on installating a Howell EFI kit.
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Downloads
14
Updated
Resource icon pvfjr
Winlog dashes, retro GM style P13
Winlog dash
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Downloads
5
Updated
Resource icon Christo
Transmission Rebuild Video with Manny Trovao 2025-06-30
Rebuilding a Manny tranny
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Downloads
15
Updated
Resource icon Richard RV
GMC Steering Inspection Guide 2025-06-07
By Rob Mueller
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Downloads
22
Updated
Resource icon B
Embedded Lockers Flash What's Up Display 2025-05-22
Instructions for the What's Up Display for the EBL
5.00 star(s) 1 ratings
Downloads
14
Updated
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