6.5L Turbo Diesel - Tech Support - Troubleshooting - Performance [Archive] - Page 42

what kind of muffler? (7 replies)
Time Required to install long block?? (10 replies)
User Review: Isspro EV Gauges. (long) (4 replies)
How does PCM calc fuel amount? (10 replies)
GM4 Verse GM8 Turbo? (3 replies)
Transfer case problem (5 replies)
When pulling drums on full floater, what all should I replace? (27 replies)
Possible Oil Cooler leaks (3 replies)
Does the Ebay truck REALLY NEED cooling upgrades?? (8 replies)
Quick Shifting, Throttle Irreg on decell...help (4 replies)
Big Orange Towing Wire, no power? (4 replies)
GM enhanced PID List? (9 replies)
Crew Cab dually gas mileage ? (0 replies)
Help needed finding used parts (5 replies)
Transmission coolers (5 replies)
Short Lifetime Sylvania Silver Stars (4 replies)
single 3" or dual 2.5" pipes for turbo down pipe (1 replies)
Looking for a GOOD diesel mecahnic in Northern VA. (3 replies)
Need Opinions On Fuel System (1 replies)
Pyro Troubleshoot (1 replies)
Rear disc brake conversion (4 replies)
What makes the Diesel Noise? (11 replies)
'93 still hard starting (8 replies)
All quick heats are in. GM8 turbo finally on. (0 replies)
Planned Mods- Questions and input please (4 replies)
STILL no joy in Mudville. (12 replies)
engine shutoff solenoid (6 replies)
Electronic Transfer Case Fluid? (6 replies)
Electric Fan Setup? (7 replies)
No shift on cold tranny? (3 replies)
6.5 intake manifold (1 replies)
Add-on gauges are AWOL! (1 replies)
Sad day in Mudville.(everybody read) (8 replies)
Autometer EGT gauge problem (3 replies)
Merry Christmas!!!!! (5 replies)
Just finished KD Exhaust Install (9 replies)
remote starter? (15 replies)
WOOHOO!! I AM OFFICIAL!!!! (4 replies)
Change in starting behavior (5 replies)
What else to check with IP before taking the truck in? (5 replies)
FI Pump Warranty Letter (2 replies)
Guages for Christmas! now what? (1 replies)
bleeding fuel filter (2 replies)
Olds Diesel to 6.5 conversion (9 replies)
New member. Got ?'s (17 replies)
fuelmileage baffles me (5 replies)
extended glow time (0 replies)
hydro clutch ssue (0 replies)
6.5LTD GM Training Manual on ebay... (0 replies)
Need Radiator (4 replies)
Block ID Number? (7 replies)
96 6.5td stalling with code P0251 (8 replies)
93 hard start and noisy (6 replies)
Need some info on long blocks and advice! (9 replies)
Breaking starter bolts (5 replies)
checking out Spokane rebuilder (6 replies)
94 K2500 Suburban 6.5L Code 78 (4 replies)
Black Smoke (3 replies)
newby with questions (2 replies)
Drop in 6.5 for $4,500??? at www.65Ldiesel.com (17 replies)
Is It Another FSD failing ???? (5 replies)
Fuel injector balance rate (0 replies)
Po126 code (1 replies)
heavy smoke at startup (17 replies)
AC cycling on & off (3 replies)
Oil Cunsumsion (4 replies)
Fumoto Drain Valve Issue? (2 replies)
DTC 34? (2 replies)
Replacing Motor (1 replies)
code 86 ? (3 replies)
rear axle code gq1 (2 replies)
intercooling my 6.5 (12 replies)
What is involved with swapping a 6.5 with a gasser? (10 replies)
DTC 23,27,84 (5 replies)
AZ Guys - Diesel Emission Tests? (15 replies)
Uni Foam air filters for the 6.5TD (0 replies)
FSD failures and hard starts (10 replies)
Oil Pressure (3 replies)
TMP "the lubricator" fuel treatment (3 replies)
glow plugs (1 replies)
How do you (7 replies)
Block off the radiator in winter? (13 replies)
How to put in a grill? (2 replies)
Code 83: TCC PWM Solenoid Circuit Fault? (0 replies)
Alt problems, lights surging ? (6 replies)
6.2 vs 6.5 (6 replies)
Revisiting my Quick Heats. NOW look what I found. (10 replies)
Can a GMC Dealer Warrantee an IP on a Chevy Truck? (5 replies)
Need Advice....Engine Problem.....Repair, Rebuild or Replace with new (3 replies)
DTC 36 when cold, Why? (4 replies)
Front brake caliper upgrade (5 replies)
Does anyone agree on safe boost levels? (32 replies)
Not a 6.5, but still intersting (3 replies)
New exhaust system (5 replies)
Anyone running Bosch Glow Plugs? (1 replies)
6.5 motor needed or short block (1 replies)
What's SOL? (3 replies)
severe vibration???????????/ (5 replies)
Chassis and Cab Earth locations (10 replies)
Got Bit By The Battery Connection Bug (10 replies)
ac delco training (1 replies)
Suggestions For Good Fuel In Edison, New Jersey? (2 replies)
What was stock HP and Torque for 1994 6.5 TD in a K3500 Pickup? (3 replies)
Mystery wire connection. Any ideas? (26 replies)
6.5 Surging problem (2 replies)
High Idle On a 6.5 How-To? (4 replies)
99 6.5 intermittent surge and/or no throttle response (4 replies)
94 Truck w/5521 pump (Tech 1)? (9 replies)
Got my "new" truck and love it but it stalled... (9 replies)
New 6.5L Avatar image! (5 replies)
Battery cables and ends? (14 replies)
Slow idle (3 replies)
Quick Heats are here. Look what I found. (15 replies)
Interesting and new failure mode... (0 replies)
ESO Solenoid (3 replies)
Non-Stealer Diesel Shop with a Tech2, Towing and -1.94? (3 replies)
Pictures of intercooler install needed (8 replies)
liftpump relay?? (6 replies)
What's my old intake worth? (2 replies)
First Experiences with a Boost Gauge (8 replies)
Turbo Replacement (7 replies)
How do you find a bad injector? (10 replies)
slightly higher than norm. idle (6 replies)
93 surging at idle (1 replies)
Wastgate Dash Pot Lever Pics? What is it? and how does it work? (3 replies)
Tech2 unavailable, rotate pump manually? (3 replies)
First Time Diesel Owner (7 replies)
New to 6.5 bought one, high miles, ? (8 replies)
Dash lites and Parking lites (2 replies)
Fixed everything !!!!???,,,,still misses :-( (3 replies)
What Scanner can you us to set the Timing (4 replies)
Plugging in at work.... (8 replies)
FSD Resistor (9 replies)
TROTHLE SET UP.... (9 replies)
whats the correct injector torque ? (1 replies)
lift pump going bad? (8 replies)
Diesel Suburban - What's it Worth??? (7 replies)
Strange stalling problem (2 replies)
service throttle soon light (3 replies)
Blast from the past: Light Booster (3 replies)
changed pre-chambers do I need to Machine heads (2 replies)
Air mods (4 replies)
Standard standadyn warranty (2 replies)
hydro boost leaking (20 replies)
Injectors (3 replies)
Injectors (0 replies)
1996 6.5 turbo timing (2 replies)
93 hard starting (4 replies)
Can you convert a bench seat to bucket seats? any pictures? (1 replies)
Stuttering and grey smoke (6 replies)
What can you reuse when rebuilding your 6.5TD? (2 replies)
What are reasonable prices for glow plugs and injectors? (9 replies)
Starting on high idle (2 replies)
Hey GMCTD! (3 replies)
Who knows about Injectors? I need all the feedback i can get!!! (2 replies)
Heath Diesel upcoming power programmer? (3 replies)
Alternator Recomendation (7 replies)
GM service bulletin on dyed fuel? (7 replies)
how many functions w/ engine block heater? (1 replies)
New exhaust vendor? (0 replies)
How to test crank sensor (6 replies)
Here's a turbo to pep up your diesel! (6 replies)
Boiling 6.5TD (6 replies)
PTO mode and the 4L80E trans (4 replies)
Hummer wiring info needed (2 replies)
bimco tail gates (0 replies)
How much is too much? (17 replies)
Rough running..... (2 replies)
how tell if bad motor mount (7 replies)
2004 Heads (0 replies)
Injector Pumps (1 replies)
Need Advice on injectors for 6.5TD (1 replies)
belching air (0 replies)
Part # help??? (0 replies)
Will 6.5 heads work on a 6.2?? (1 replies)
Temp display/rearview mirror (1 replies)
My truck seems to have a 2 stroke powerband? (2 replies)
tcc lock up LED (13 replies)
motor buck/surge decellerating (6 replies)
newbee needs to know (6 replies)
Steering wheel not returning totally (4 replies)
stanadyne pump (9 replies)
Beta FSD Cooler Install questions (11 replies)
Passenger side heated, auto dimming mirror (2 replies)
Is high flow injectors right for me? (3 replies)
6.5TD STALLING - Air in Fuel Filter Housing (4 replies)
timing procedure for 95 GMC 6.5?? (4 replies)
Help, my truck is rusting away! Advice please? (6 replies)
ABS problem (1 replies)
Bad Paint (12 replies)
Shell RotellaT 5w-40 Synthetic (5 replies)
Compression Tester (2 replies)
Better Headlights....? (0 replies)
Are their block drains on a 6.5L Deisel? (5 replies)
Anyone, Terre Haute Indiana, Timing equipment? I will pay (0 replies)
Cranks slow (9 replies)
ugernt-98 still dyin'-not fsd or ign switch (8 replies)
turbo question (1 replies)
Contact info for Bill Heath, (4 replies)
Suburban Doow hinges, replacement? (3 replies)
Throw out bearing wear (4 replies)
Anyone work for a GM Dealer? (2 replies)
throttle issues (11 replies)
95 Sub 2500 4X4 6.5 TD (1 replies)
still looking for a 6.5TD (11 replies)
helm manuals (4 replies)
NO Power to Glow-Plugs or FSD ? NO START (12 replies)
THANK YOU (0 replies)
OBDI or OBDII (2 replies)
Very interesting stuff on future diesels... (2 replies)
Injector replacement observations (33 replies)
Error code 32 (5 replies)
What is this special timming proc on 98 an 99 PCMs (4 replies)
BATTERIES (5 replies)
fuel tank (4 replies)
Rear disc brake conversion (2 replies)
Mechanical boost controller vs electronic and effect on fuel economy (9 replies)
engine idle rpm (1 replies)
Diesel Exhaust smell in cab!? (3 replies)
Hard start (2 replies)
I just started smoking. Big'ol puff, too. (11 replies)
Can I leave Old FSD on IP? (1 replies)
What is GMs Procedure for IP/PMD warranty? (7 replies)
Information needed for 12 bolt axle swap (6 replies)
Bad Starter (0 replies)
Dealer won't warranty my IP or FSD at 55K miles (3 replies)
Noise ID'd. How to fix? (6 replies)
glow plug specs (2 replies)
Finally replaced the Glow Plugs (8 replies)
Fuel Tank Vacuum (22 replies)
Oil Sensor (1 replies)
This young lad needs some advice (4 replies)
Under Hood Switched + on 99 Burb (2 replies)
Which Diesel in this truck? (2 replies)
Complicated Saga 6.5 TD Won't Start (4 replies)
Driverless HMMWV desert racer (0 replies)
computer program? (2 replies)
Usual rebuild time for a 6.5TD Is (1 replies)
Auto Transmission - What happened? (5 replies)
intercooler (4 replies)
L65 & L56 Differences ?? (6 replies)
turbo gasket (3 replies)
Repower for driverless HMMWV? (11 replies)
Tranny temp gauge install (4 replies)
high speed surge (1 replies)
It's 10PM - I found my PMD/FSD (6 replies)
patrickm (0 replies)
Funny noise (3 replies)
How to adjust timing on '97 ? (3 replies)
tach issues (2 replies)