6.5L Turbo Diesel - Tech Support - Troubleshooting - Performance [Archive] - Page 23

pda for boost and egt guages? (0 replies)
Airdog Preporator (5 replies)
95 6.5L Stalling problem (4 replies)
Coversion to VO (8 replies)
Gasoline mixed with diesel--engine damage?? (4 replies)
Alternator? (6 replies)
Diesel Kleen Recall (4 replies)
Cruise Control pulsing ? (1 replies)
I am at a loss (6 replies)
6.5 Engine Swap-1994 to 1995-Any Hidden Problems? (7 replies)
Cracked head(s?) (4 replies)
Black Smoke (5 replies)
Repair Questions (10 replies)
Change gears or go to larger dia tires and reset VSSB "NOT A GOOD IDEA" (12 replies)
Please help me diagnose what the problem is (12 replies)
Jet Performance Scu-2000? (0 replies)
Injection Pump Timing Question -- Help (2 replies)
Any tricks to replacing the thermostats? (7 replies)
500 ppm sulfer Low or ultra low? (10 replies)
Where can I put a second alternator on my 1994? (21 replies)
99 Vssb Pin In/out (2 replies)
Suburban Rear AC (10 replies)
Another Fluid question, trans & rear end. What to use, etc. ? (2 replies)
Cost of PMD/FSD gone way up? Need Today! Help!!! (4 replies)
I need electrical wiring assistance (8 replies)
Can I use the synthetic Rotella 5w-40 ? (3 replies)
Piston Ring issue (5 replies)
puff the smokey 6.5td (1 replies)
I Finally Completed My Intercooler Installation (26 replies)
3.5 vs. 3 inch exhaust (3 replies)
Has anyone done this? (4 replies)
Vacuum Pump Replacement (8 replies)
Ouch. Blown engine? What next? (4 replies)
turbo wastegate solenoid failure (2 replies)
Phazer gears are in (3 replies)
Rough idle & black smoke (7 replies)
Droning Noise (9 replies)
supercharged td 6.5 (13 replies)
casting # ? (0 replies)
Rough running with a slight knock. (10 replies)
Water pump question (1 replies)
Low Beam Hightmare, need help! (3 replies)
Dirt in Fuel Filter Bowl? (3 replies)
coolant in oil, valve lifter damage, 6.5,1998 (2 replies)
twin-turbo biodiesel (0 replies)
GM-8 Compressor options (2 replies)
turbo wastegate solenoid problems (3 replies)
Question about Engine Temp's... (10 replies)
Engine cuts out while shifting? (0 replies)
Code 36...What gives.. (2 replies)
a/c not working... (3 replies)
Black smoke when starting (2 replies)
Oil pan removal (11 replies)
I can't figure out why my power mirrors don't work... (3 replies)
help no fuel (3 replies)
The classic stalling just got me (3 replies)
Beta FSD Cooler (1 replies)
6.5L chip??? (10 replies)
6.5L Performance (5 replies)
Tire Size Change and Odometer Variation? (6 replies)
94 6.5 diesel and lots of codes (6 replies)
Water Pump Woes (11 replies)
Can I jumper my EGR solenoids to elimate my intermintant SES light? (8 replies)
Lots of smoke from crankcase--Turbo problem?? (10 replies)
Strange Module? (1 replies)
Keyless entry hyper.... (7 replies)
Can I adjust my wastegate ??? (1 replies)
6.5 speed cutoff. How do I get rid of this? (5 replies)
Readers' Rigs - 6.5TD Suburban in the Middle East (0 replies)
PCM upgrade which one which dealer for Hummer (1 replies)
4x4 Oil Filter Adapter Question (15 replies)
Next Step...More Fuel? (7 replies)
Anybody seen this crap (13 replies)
Power Loss under load - Code 78 (26 replies)
Buying a remanufactured 6.5L Turbo Diesel (7 replies)
Leaking head gasket visual clues (9 replies)
6.5 injector (1 replies)
96 141 casting block, is it 3/8" NPT or 1/2" NPT? (1 replies)
94 electronic pump (5 replies)
gear question (7 replies)
Strange vibration at speed (8 replies)
Help - Real Axle Leaking on '99 Suburban K2500 6.5TD (16 replies)
6.5 Pushrods (5 replies)
turbo options (3 replies)
turbo dont turbo (2 replies)
6500 optimizer (5 replies)
oil leak - suspect oil cooler line, difficult to pin down (9 replies)
Egr (2 replies)
Transmission (3 replies)
DRL and Relay Location (1 replies)
Hard start - changed filter twice - still hard start. Read for fix. (1 replies)
Reset security code on Radio? (3 replies)
94 6.5 missing (3 replies)
Bleeding Brakes (8 replies)
High Mile overhaul (14 replies)
Batt disconnect - no glow (3 replies)
just thinking out loud (3 replies)
97 air box upgrade??? (16 replies)
B99 bio diesel. Whos using it?Can I use in my 6.5 td? (5 replies)
3 inch muffler recommendations (5 replies)
Lube Specialist Oil Lines and Cooler (1 replies)
Doesn't want to shift out of Park! (2 replies)
Oil Bypass (3 replies)
suitable fan for a FSD (7 replies)
Engine Break in (35 replies)
Stainless Steel Exhaust from SS Diesel?? (5 replies)
Dex Cool (2 replies)
DS4 to DB2 Swap (11 replies)
'99 4L80E OD problem (3 replies)
Low Boost; ses light (3 replies)
boost question (15 replies)
New Cylinder heads (21 replies)
96 6.5 Running rough (4 replies)
4L80e mods (5 replies)
Anyone think big mods on 6.5 contribute to cracked heads?? (12 replies)
If I go from 4-10 to 3-42 What mpg will I get?? (30 replies)
Help, Dtc39 & Dtc68 (1 replies)
what is the difference (2 replies)
How is HP and Torque measured? (2 replies)
intake modification question (11 replies)
Shift points (1 replies)
98 4 door Yukon (2 replies)
DS4 Injection System Retrofit (16 replies)
Large Nut Fan? (3 replies)
Turbo Timer (3 replies)
6.5 to 6.2 swap-info needed! (10 replies)
New Gauges (14 replies)
DTC 35 - Help! (oldie but goodie?) (17 replies)
NINE Different DTCs '95 Suburban (4 replies)
(10 replies)
0400 & 0401 codes (1 replies)
4L80E Torqconverter recomendations (12 replies)
Airlocked injectors / Metal Cover over fuel injectors (13 replies)
No Fluidampr for 6.5... (7 replies)
FSD re-location harness problems? (16 replies)
Cracked plastic radiator outlet (2 replies)
Help identify this 6.5 block (9 replies)
4l80e ? (3 replies)
Turbomaster, stock programming (7 replies)
Radiator Advise Needed (1 replies)
Upgrade Advice for newbe (7 replies)
Starter Question (8 replies)
How do I remove the AC compressor pulley/clutch? (5 replies)
Need info on engine replacement (4 replies)
These electronic beasts... (5 replies)
Another One Bites The Dust (18 replies)
GM-8 turbo (5 replies)
Is there a PMD/FSD test? (4 replies)
Injectors? (5 replies)
Pyro ?? (1 replies)
Injection pump-rebuild or replace? (1 replies)
Help (12 replies)
lift pump problems (3 replies)
intake manifold question (1 replies)
Got some Turbo specific questions, gas... (1 replies)
No wait for Glowplug and no SES light will not start (4 replies)
Air Filters (14 replies)
5521 Injection pump on 1994 HD (9 replies)
New Injectors with Old IP??? (2 replies)
Water injection nozzle size? (6 replies)
1997 480 Tranny In 1994 Shift Problems.help! (0 replies)
another cracker (19 replies)
Vibration and Knock (4 replies)
6.5L Poor Gas Mileage (13 replies)
6.5L Sports Car? (10 replies)
DB electrical 6.5L starter motor (10 replies)
Bio Diesel (6 replies)
Timing chain replacment (9 replies)
98 K3500, what brand of rotors & pads to buy? (1 replies)
'94 Blazer Rear Hatch (2 replies)
Citgo Syndurance (4 replies)
Glow plug relay location (9 replies)
4" Downpipe & Exhaust, any such animal 4 the 6.5td? (9 replies)
Air Filters use and why? (25 replies)
No Diesel in 2007 Tahoe (GMT-900)? (4 replies)
Cracked Block (1 replies)
Filters (2 replies)
Electrical problem (9 replies)
Rear Axel Nut Tool (1 replies)
injector return lines (2 replies)
Transmission (4L80E) First and Second Gear Only (20 replies)
Does anyone have a dead lift pump lying around? (0 replies)
No Joke (4 replies)
Crank Shaft Pulley Questions (3 replies)
Looking for a good tranny (4 replies)
No Resistor? (10 replies)
acceleration trouble (2 replies)
Banks Stinger system (9 replies)
pump swapped what codes associated? (3 replies)
Fuel Lift Pump??? (3 replies)
front bumpers holes or no holes? 88-99 (9 replies)
Difference between 93 and 94 6.5L TD (5 replies)
6.5 td in motorhome (11 replies)
Air intake conversion (15 replies)
Fuel Leak (2 replies)
Won't start (7 replies)
I'm glad it is running bad....I think? (7 replies)
Won't come off high idle. (1 replies)
Living in bizzaro world...... (6 replies)
For GMCHAULER (18 replies)
Can't find article on cooler line fix (5 replies)
bad rod bearing fix bearing? (7 replies)
6.5 intake modifications??? (4 replies)
Bad News; 2 Trucks in Driveway (3 replies)
High idle? (4 replies)
Power Steering/Hydroboost Problem (5 replies)
Thanks for all the help - signing off! (1 replies)
Timing With a Gear Drive (2 replies)
hvac experts, need quick help (9 replies)
6.5 rebuild are recrank? (2 replies)
CDR Service? (3 replies)
4L80E trans no overdrive or lockup (5 replies)
Tuned too conservative??? (7 replies)
New 6.5 HO Water Pump GM #? (2 replies)
tell me if I am right (7 replies)
1993 K2500 brakes (12 replies)
93 Lift Pump no voltage?? (4 replies)
Caliper Play - How Much (3 replies)
Making Oil (9 replies)
Exploding Brake booster? (4 replies)
X-over pipe (0 replies)
TPS calibration procedure (4 replies)
Used 6.5 recommendation (1 replies)
Question on buying a 6.5 GMC... (3 replies)
power loss (11 replies)
Turbo Problem ? (0 replies)
Irtermittent low coolant warning (7 replies)
How much smoke at full throttle? (3 replies)
waste gate test? (17 replies)
EGT and Boost question (6 replies)
1994 6.5 turbo diesel no power black smoke (10 replies)
New Heads. WTF!! (8 replies)
New 6.5 Owner - Engine Misfiring (22 replies)
Convert DS4 to DB2 pump (10 replies)
more smoke and fuel leak (8 replies)
1st post! looking for a new truck (6 replies)
ABS Sensor Recall? (11 replies)
Ground Straps (5 replies)
Would this work as oil bypass filter? (7 replies)
Ronniejoe any input? (15 replies)
Thermostat temp rating effect on HP? (7 replies)
Which 6.5 diesel do I have? (4 replies)
02' Duramax exhaust on my 98' 6.5TD (4 replies)
steering and braking (8 replies)
hood scoops what do you think? (14 replies)
Vibrating problem (5 replies)
Wastegate control problem (22 replies)
Oil line block thread size ?? (2 replies)
Checklist for buying used truck (4 replies)
How many here DO NOT use fuel additives (4 replies)