Diesel Place : Chevrolet and GMC Diesel Truck Forums

Diesel Place : Chevrolet and GMC Diesel Truck Forums (https://www.dieselplace.com/forum/)
-   6.2L Diesel Engine (https://www.dieselplace.com/forum/63-gm-diesel-engines/20-6-2l-diesel-engine/)
-   -   The 6.2L FAQ's... The Master List of Information and 6.2 Answers (https://www.dieselplace.com/forum/63-gm-diesel-engines/20-6-2l-diesel-engine/223759-6-2l-faqs-master-list-information-6-2-answers.html)

High Sierra 2500 02-27-2008 12:03 AM

The 6.2L FAQ's... The Master List of Information and 6.2 Answers
 
Many of the answers to common questions on the forum can be found here. Keep in mind that virtually anything that can happen to one of these has already happened and has probably been discussed before, so take a look around before you post. You may just find exactly what you're looking for...

Adding to the 6.2 FAQs - If you see a topic that you want to add or think should be added, please paste a link in a PM to DiaRic OR Freddyack.

Basic Info and Forum Usage -
Other Information and Frequently Asked

Build your ideal 6.2 diesel truck here, lets see how creative we are-Click Here
Let's post up our Detroits -Click Here
6.2 DIY Articles -Click Here
Lets see the operators-Click Here
Square Bodied Restoration Threads -Click Here

ATTENTION ALL MANUALS AND INFORMATION UPLOADS, SKIP TO THE BOTTOM OF THIS PAGE FOR A FULL LISTING.


Questions:

_________________
A

Acetone - Do not use in your tank!! It easily evaporates at 70deg.

AC Box - AC Box Mod to fit GM 6.5 Turbo Click Here

Acronyms - Find out meanings to common acronyms.

Additive(s) - Anything added to crankcase or fuel tank to enhance and preserve operation of the engine system.

Air In Fuel -
  • How to remove air from fuel or find a leak in the fuel system Click Here
  • Air in fuel when making right turn Click Here

Air Intake - This allows air to go into the intake manifold... For modifications to this please Click Here

(J Code) Intake Information: https://www.dieselplace.com/forum/63-...ml#post9290602

Alternator - Device that generates current to charge the batteries and power other electrical devices within the vehicle electrical system. Click Here on how to mount a second alternator on your 12 volt rig for added charging power.

Alternator Upgrade Info -22SI 130 amp Alternator Upgrade Click Here AND Click Here

Alternator- Dual Belt - DIY on how to upgrade your single belt pulley to a dual belt to stop slippage. Click Here

Alternative Fuel(s) - Any fuel that is not Diesel. SVO, WVO, Bio-Diesel

_________________
B

Belt Routing Diagrams - Diagrams on belt routing can be found in this thread

Bleeding Fuel Lines - For information about removing air from your fuel system check out this thread

Block Heater - Part numbers for Block Heaters. Click Here

Brakes - Device used to slow or stop a vehicle.

Brochures - GM Sales Brochures, Commercials & Promo's.

............ 1982 ........... 1983 ........... 1984 ........... 1985 ........... 1986 ........... 1987 ........... 1988 ........... 1989 ........... 1990 ........... 1991 ........... 1992 ............

_________________
C

Cab Marker Lights - How to add them if your truck didn't come with them. Click Here

CDR - (Crankcase Depression Regulator) - Similar to a PCV valve on a gasser. It regulates the amount of vacuum in the engine crankcase to prevent oil leaks. Click here for technical info.

Clutch Troubleshooting - Click here

Cranking up the fuel - please see turning up fuel

Cruise Control
CTS (Coolant Temperature Sensor) - see ECT

_________________
D

Date Code - See here on reading the date code Do i have a "red block"? - Page 2 - Diesel Place : Chevrolet and GMC Diesel Truck Forums

_________________
E

ECT (Engine Coolant Temperature) - Sensor that either shows the temperature on your gauge or helps with glow plug time cycle.

EGT - Exhaust Gas Temperature. It is important that you know the temperature of the exhaust, as a constant high temperature "may" cause a catastrophic failure. For information regarding a gauge to monitor the EGTs, please see Pyrometer.

Electric Fan Upgade - Upgade for electric fan. from 6.5 section, but lots of great info. Check Here

Engine Codes - Engine code is the 8th digit of the VIN.
  • C - code is the light duty version that was used mostly in the 1/2 ton trucks, and has emissions equipment on it.
  • J - code is the Heavy duty version that was used in the 3/4 and 1 tons trucks, as well as the military trucks and does not have any emissions equipment on it. The IP's were turned up a little higher on these than the C-codes also.

Ether and the 6.2 Check Here

_________________
F

Fan Belt - Diagrams on fan / accessory belt routing can be found in this thread

Fan Clutch - This is a fluid clutch that operates the engine cooling fan. It helps reduce noise and engine drag resulting in higher fuel economy. To modify the clutch to engage at lower temps Check Here

Fan Upgrade - Dinosaur Fan Upgrade Check Here

Fast Idle Solenoid Override - How to run the fast idle on a switch and keep it auto Click Here

Fish Biting - (or fishbiting) This is the description for when the engine may "miss" or may not fire properly for a very brief instant.

Fuel Additives Study DP Additives Study Check Here

Fuel Filtration - Filtering Diesel fuel is very important. Fuel can be dirty and the injection pump requires clean fuel to last.
Fuel Flow - Making Right Turns See Air In Fuel - Air in fuel when making right turn

Fuel System Leaks - How To Find - Thread on how to find fuel leaks in the fuel system Click Here

Fuel Line Sizes - Steel line and rubber hose sizesClick here

Fuel Tank Drain - Tank drain valve for tanks that have the WIF sensor in the tank Click here for post with video of where it is.

Fusible Links - For Pictures Of Bad Fusible Links Click here

_________________
G

Gas to Diesel Conversion - For a list if threads on what to change and the wiring involved Click here

Glow plugs - A small pencil-shaped heater used to heat the pre-combustion chamber for easier starts. For more information Click here.
_________________
H

Harmonic Balancer - Rubber-isolated cast-iron ring and hub assembly mounted on the crankshaft nose that is prone to failure. The balancer fails as the rubber deteriorates, and it contributes to crank breakage/failure.

Harmonic Balancer Install & Tool Proper Tool Usage See Here

Heater Box Overhaul/Reconditioning How to overhaul your heater box Here
_________________
I

Injection Pump (IP) - The fuel delivery device that pumps high pressure fuel for injection into the cylinder at the precise time for a combustion event in the cylinder. The 6.2L used the DB2 Injection Pump from Stanadyne.

A Number Of Injection Manuals Are Below In The Manuals Section

Injectors - Injects diesel fuel into the pre-combustion chambers.

Injector Angle - Difference between 6.2 and 6.5 Click Here

_________________
J


_________________
K


_________________
L

Lift Pump - A device normally located on the front passenger side of the block that pumps fuel to ease the strain on the IP. A common procedure is to eliminate the mechanical lift pump and install an electronic lift pump.

_________________
M

Missing (Misfire) - Engine briefly "misses" a combustion event.

Main Bearing Girdle - How To Make A 5 Main Girdle Click Here

Manuals - PDF's- GOTO BOTTOM OF THIS PAGE Here

Motor Mount Inserts - Poly Inserts Click Here

_________________


If you have any information that you want to add or think should be added, please PM DiaRic OR Freddyack.

Diaric 02-17-2015 01:45 AM

ATTENTION ALL MANUALS AND INFORMATION UPLOADS, SKIP TO THE BOTTOM OF THIS PAGE FOR A FULL LISTING.



_________________
N

_________________
O

Oil - Maintaining your oil is very important in an engine. Make sure you change at the correct intervals and replace with the correct oil. Click Here for factory and user recomended oils along with the oil change intervals.

DIY Oil Cooler Line Upgrade - Please Click Here.


_________________
P

Paint Restoration Thread - How to bring back the shine, Please Click Here.

Picture Thread - Pictures of various parts on the 6.2L Engine, Please Click Here.

Printed Circuit Board - Layout of pins on instrument cluster, Please Click Here.

Pyrometer - A gauge and probe combination to monitor exhaust gas temperatures. Pyrometer is often shortened to "Pryo" and is also known as an "EGT Gauge".

_________________
Q

_________________
R

Repair Manual - For a full listing of manuals Start Here

Runaway - Engine revs to redline upon start up, or sudden acceleration without using the throttle pedal Click Here
_________________
S

Starter Bracket -
  • GM#14028931 *FOR DIRECT DRIVE STARTER
  • GM#23502557 90-92 6.2L Diesels, 92-02 6.5L Diesels *FOR GEAR REDUCTION STARTER

Starter Solenoid - A device that allows power to go to the starter when the key is turned to the "start" position. For information on repairing this device Click here

Stumbling - momentary loss of power, sometimes called fishbiting.

Speedometer Gears - A chart to help determine what gears you need to make your speedometer read correctly when changing gears/tire sizes Click Here

Stereo Wiring Colours -Click Here

_________________
T

Tachometer - This gauge shows engine speed or RPM. To wire in a gasoline engine tachometer into a late model 6.2 ESS(engine speed sensor) Read This Here

6.2 tach install Click Here

Tailgate
Which Thermostat to Get Click Here

Throttle Cable - Correct Length and Part Number Click Here

How-To: Fixing a Sloppy GM Tilt Column Click Here

Timing - For information on timing DB2 Pumps Click Here

Transfer Case - NP208 Rear Output Leak - How To Fix Click Here

Torque specs for the engine Click Here

Transmission, 700R4 info Click Here

Transmission Identification Click Here

Transmission Technical Video's Click Here

TV Cable Adjustment700R4 Click Here And Info Click Here

Turbo (Turbocharger) - The device that makes boost (more air pressure to the intake of the engine) from exhaust gas energy.
  • For information regarding the install of a 6.5 Turbo on a 6.2 engine CHECK OUT THIS THREAD.
  • Information about a Twin Turbo 6.2L "Budget build"Click Here
  • For information on how to make a free flowing exhaust elbow for GM-1-GM-4 turbos Click Here
  • Turbo Exhaust Manifold Bolts Click Here

Turbo Master - A spring operated wastegate. For more information on making your own Look Here and for a modified wastegate for GM1 to GM3 turbos Look Here.

Turning up the Fuel - For information on turning up the fuel on DB2 Pumps Click Here

_________________
U


_________________
V

Vacuum Pump - A cam or belt driven device that creates a vacuum source.

Vacuum Regulator - Delco pn. 14057219.

Valve Train & Valve Covers - Valve Train Disassembly & Resealing Valve Covers Click here

Vent Window Seal Install - Click here

VIN Decoder - Click here or Click here

_________________
W

Wait to Start - The light on the dash that lights up when the glow plugs are powered.

Wastegate - The "flapper" valve that opens to bypass exhaust gasses around the turbine, thus reducing Boost to specified and safe level for engine operation.
  • Mechanical Wastegate for GM4+ information: Click Here.
  • Modified Mechanical Wastegate GM1 - GM3: Click Here.
WVO (Waste Vegetable Oil) - A common "alternative fuel", but requires two fuel systems up to the IP.
  • Click here for information about heated injection lines.

Wiring Manuals - For a full list of manuals and diagrams Look Here.

_________________
X


_________________
Y


_________________
Z


If you have any information that you want to add or think should be added, please PM DiaRic OR Freddyack.

Diaric 02-17-2015 01:45 AM

4 Attachment(s)
TRUCK MANUALS


  • 1982 GMC C/K,G&P LD Truck Service Manual .......................... Click Here
  • 1983 GMC C/K,G&P LD Truck Service Manual .......................... Click Here
  • 1984 GMC LD Trucks Service Manual ...................................... Click Here
  • 1985 Chevrolet GMC LD Service Manual C/K & Revision............. Click Here
  • 1986 GMC LD Truck C/K,G&P Service Manual .......................... Click Here
  • 1987 Chevrolet LD Truck Manual's ......................................... Click Here
  • 1988 Chevrolet LD Truck Manual's ......................................... Click Here
  • 1989 GMC R/V,G&P LD Truck Manual's .................................... Click Here
  • 1990 GMC R/V,G&P LD Truck Manual's ................................... Click Here
  • 1991 GMC R/V,G&P LD Truck Manual's ................................... Click Here


GM TRUCK PARTS CATALOG'S

  • 1979-1984 ILLUSTRATION CATALOG ..................................... Click Here
  • 1979-1984 PARTS CATALOG ................................................. Click Here
  • 1984-87 CUCV PARTS & ILLUSTRATION CATALOG ................... Click Here
  • 1985-86 CK 1987-91 RV LT PART ILLUSTRATION CATALOG ...... Click Here
  • 1985-86 CK 1987-91 RV LT PART NUMBER CATALOG ............... Click Here

Special thanks to hatzie For his hard work on 67-72chevytrucks for uploading many of these manuals.
If you find them helpful, buy a hard copy that's easier to work with.

Others were found as a matter of public record on the internet.












Diaric 02-19-2015 10:17 PM

37 Attachment(s)
MANUALS


6.2 DIESEL ENGINE


  • GM 6.2 Litre Diesel Engine Student Handbook............................ Click Here
  • Military 6.2 & 6.5 Repair Manual............................................ ... Click Here



INJECTION


  • Chevrolet Diesel Fuel Systems Manual...................................... Click Here
  • DB2 Injection Pump & Fuel System Troubleshooting Manual......... Click Here
  • HPCA (Housing Pressure Cold Advance) Replacement Manual....... Click Here
  • DB2 Operation and Instruction Manual ..................................... Click Here
  • John Deere Injection Pumps & Nozzles Service Manual ............... Click Here



STEERING & DRIVETRAIN


  • 1973-1980 GM Dana 44 Front Axle........................................... Click Here
  • 1980-1983 GM Corp (10 Bolt) Front Axle................................... Click Here
  • 1973-1983 Front Axle, Hub, Gears & Steering Linkage................ Click Here
  • GMC Power Steering Service Training........................................ Click Here
  • GM STG Base Brake Systems........................................... ........ Click Here
  • GM STG Drum Brakes............................................ ................. Click Here
  • GM ABS Intro............................................. ........................... Click Here
  • 1990's ABS Brake Bleeding Procedure....................................... Click Here



TRANSMISSIONS & T CASES


  • NP208 Transfer Case.............................................. ................ Click Here
  • NP205 Parts Schematic......................................... .................. Click Here
  • 205 Gear Change Rebuild........................................... ............. Click Here
  • 205 Diagram........................................... .............................. Click Here And Click Here
  • TH400 Automatic Transmission (GM)........................................ Click Here
  • TH400 Parts Schematic......................................... .................. Click Here
  • GM 700R4 Automatic Transmission...................................... ...... Click Here
  • 700R4 Automatic Transmission...................................... .......... Click Here
  • 700R4 Parts Schematic......................................... .................. Click Here
  • 4L60E Automatic Transmission (GM)......................................... Click Here
  • 4L80-E Transmission Electrical Supplement............................... Click Here
  • 4L80-E Transmission Parts Listing........................................... . Click Here
  • 4L80E Automatic Transmission (GM)......................................... Click Here



Systems


  • Air Conditioning Fundamentals...................................... ........... Click Here
  • 1968-1982 Cruisemaster Cruise Control.................................... Click Here
  • 1984 + GM Cruise Training and Service..................................... Click Here
  • 1992-1998 CK Electro Cruise Control........................................ Click Here
  • Delco Truck Charging Systems........................................... ...... Click Here
  • Charging & Starting Systems........................................... ........ Click Here
  • Delco Remy 21 SI Alternator Service........................................ Click Here
  • Windshield Wiper Systems........................................... ............ Click Here
  • 92-93 Glow Plug Controller........................................ .............. Click Here.
  • Wiring Harness Repairing......................................... ............... Click Here



Special thanks to hatzie For his hard work on 67-72chevytrucks for uploading many of these manuals.
If you find them helpful, buy a hard copy that's easier to work with.

Others were found as a matter of public record on the internet.












Diaric 02-19-2015 10:17 PM

40 Attachment(s)
ELECTRICAL DIAGRAMS & INFO

Diaric 02-19-2015 10:17 PM

51 Attachment(s)
ELECTRICAL MANUALS







  • 1983 GM Wiring Manual CK ST P & G-VAN................................... Click Here
  • 1984 GM Wiring Manual Complete.......................................... ... Click Here
  • 1985 GM Wiring Manual CK................................................ ....... Click Here
  • 1986 GM Wiring Manual CK................................................ ....... Click Here
  • 1987 GM Wiring Manual Complete.......................................... ... Click Here
  • 1988 GM Wiring Manual Complete.......................................... ... Click Here
  • 1989 GM RV,P Wiring Manual............................................ ......... Click Here
  • 1990 RV,P Wiring Manual & Diagnosis......................................... Click Here
  • 1991 GM RV,P Wiring Manual............................................ ......... Click Here

Special thanks to hatzie For his hard work on 67-72chevytrucks for uploading many of these manuals.
If you find them helpful, buy a hard copy that's easier to work with.

Others were found as a matter of public record on the internet.












Diaric 02-19-2015 10:17 PM

77 Attachment(s)
GM SALES LITERATURE & OPTIONS

BLAZER & JIMMY
  • 1983 Blazer/Jimmy............................................. ............Attachment 300201
  • 1984 Blazer/Jimmy............................................. ............Attachment 300209
  • 1984 Blazer/Jimmy Promo Article......................................Here
  • 1985 Blazer/Jimmy............................................. ............Attachment 300217
  • 1986 Blazer/Jimmy............................................. ............Attachment 300225
  • 1989 Blazer/Jimmy............................................. ............Attachment 300233
  • 1990 Blazer/Jimmy............................................. ............Attachment 300241
  • 1991 Blazer/Jimmy............................................. ............Attachment 300249

PICK-UPS

  • 1982 Chevrolet Truck............................................. ..........Attachment 300073
  • 1983 Chevrolet Truck............................................. ..........Attachment 300081
  • 1984 Chevrolet Truck............................................. ..........Attachment 300089
  • 1985 Chevrolet Truck............................................. ..........Attachment 300097
  • 1986 Chevrolet Truck............................................. ..........Attachment 300393
  • 1987 Chevrolet Truck............................................. ..........Attachment 300337
  • 1988 Chevrolet Truck............................................. ..........Attachment 300401
  • 1989 Chevrolet Truck............................................. ..........Attachment 300345
  • 1990 Chevrolet Truck............................................. ..........Attachment 300353
  • 1991 Chevrolet Truck............................................. ..........Attachment 300409
  • 1992 Chevrolet Truck............................................. ..........Attachment 300417
  • 1993 Chevrolet Truck............................................. ..........Attachment 300425

SUBURBAN
  • 1982 Suburban.......................................... ......................Attachment 300257
  • 1982 Suburban Promo Article........................................... ..Here
  • 1983 Suburban.......................................... ......................Attachment 300265
  • 1984 Suburban.......................................... ......................Attachment 300273
  • 1985 Suburban.......................................... ......................Attachment 300281
  • 1986 Suburban.......................................... ......................Attachment 300289
  • 1987 Suburban.......................................... ......................Attachment 300297
  • 1988 Suburban.......................................... ......................Attachment 300305
  • 1989 Suburban.......................................... ......................Attachment 300313
  • 1990 Suburban.......................................... ......................Attachment 300321
  • 1991 Suburban.......................................... ......................Attachment 300329

VAN

  • 1984 G-Van............................................... ......................Attachment 300433
  • 1986 G-Van............................................... ......................Attachment 300441
  • 1987 G-Van............................................... ......................Attachment 300449
  • 1989 G-Van............................................... ......................Attachment 300457
  • 1990 G-Van............................................... ......................Attachment 300465
  • 1991 G-Van............................................... ......................Attachment 300473
  • 1992 G-Van............................................... ......................Attachment 300481
  • 1993 G-Van............................................... ......................Attachment 300489

Diaric 03-01-2015 12:00 PM

23 Attachment(s)
MILITARY


MILITARY INFO


  • Operator's Manual............................................ .................... Click Here
  • M1009 CUCV Blazer-Weights & Loading................................... Click Here
  • Transportability Guide............................................. .............. Click Here
  • Vehicle Security.......................................... ..........................Click Here
  • Battlefield Damage, Assessment & Repair................................ Click Here
  • Corrosion Prevention & Control........................................... ... Click Here



ENGINE & VEHICLE


  • Military 6.2 & 6.5 Repair Manual............................................ . Click Here
  • Lubrication Schedule.......................................... .................. Click Here
  • Maintenance Manual............................................ ................. Click Here
  • Unit Maintenance Manual............................................ .......... Click Here
  • General Support Maintenance Manual..................................... Click Here
  • Preventive Brake Maintenance....................................... ........ Click Here
  • General Repair, Parts & Special Tools...................................... Click Here
  • Unit Repair, Parts & Special Tools........................................... Click Here
  • General Support Repair, Parts & Special Tools.......................... Click Here
  • Approved Frame Repair............................................ ............. Click Here
  • Hummer H1 Manuel............................................ .................. Click Here
  • 1984-87 CUCV Parts & Illustration Catalog.............................. Click Here



ELECTRICAL


  • Adding a 12 Volt Charging Circuit........................................... Click Here
  • M1008 and M1009 12V Conversion........................................ . Click Here
  • Wiring Conversion On Military Vehicles.................................... Click Here
  • HMMWV 12V Alternator Bracket........................................... .. Click Here



PAINT


  • Color, Markings & Camouflage........................................ ....... Click Here
  • Army Material/Painting Instructions...................................... .. Click Here
  • CARC Spot Painting.......................................... .................... Click Here


Special thanks to hatzie For his hard work on 67-72chevytrucks for uploading many of these manuals.
If you find them helpful, buy a hard copy that's easier to work with.

Others were found as a matter of public record on the internet.













All times are GMT -4. The time now is 09:19 PM.

Powered by vBulletin® Version 3.8.8
Copyright ©2000 - 2019, vBulletin Solutions, Inc.
SEO by vBSEO 3.6.1
vBulletin Security provided by vBSecurity v2.2.2 (Pro) - vBulletin Mods & Addons Copyright © 2019 DragonByte Technologies Ltd.
Shoutbox provided by vBShout v6.2.1 (Lite) - vBulletin Mods & Addons Copyright © 2019 DragonByte Technologies Ltd. Runs best on HiVelocity Hosting.
© AutoGuide