6.5L Turbo Diesel - Tech Support - Troubleshooting - Performance [Archive] - Page 13

6.5 problems (10 replies)
Help solving electrical problem (5 replies)
40 HP Marine Injectors - Replacment Tech Helps Please? (6 replies)
more (POWER) (2 replies)
opinions on buying a 6.5 suburban (6 replies)
98 Chev won't start -20 (4 replies)
Towing uphill and going into a limp mode (6 replies)
swapping out stock 1995 Suburban 480LE (1 replies)
Batteries (5 replies)
hard shudder under certain conditions... (1 replies)
FUEL Leaking into optical sensor connector? (0 replies)
head lights (5 replies)
Looking to upgrade the Yukon need a little help (3 replies)
Optical Sensor Question (7 replies)
Better Plenum Gasket? (2 replies)
Engine tick (9 replies)
Herzog Injectors? (5 replies)
hx35w turboed 6.5's...how much power? (5 replies)
Pac Brake on a 6.5 (3 replies)
Don't Miss This! (1 replies)
Which auto tranny fluid? (2 replies)
What kills starters? (13 replies)
Waste gate solenoid and black smoke (19 replies)
Heater temps fluctuating (3 replies)
Aftermarket head question (1 replies)
P400 Install (3 replies)
Strange Vibration (5 replies)
How much should I spend on a 97 Cheyenne with a 6.5? (27 replies)
Take away DS4 = ECM response? (10 replies)
best radiator (12 replies)
1995 K-1500 Vacuum Pump Replacement (5 replies)
Battery solenoid (1 replies)
optimizer 6500 (5 replies)
Timing Wrench (4 replies)
no start (6 replies)
Slipping Fan Belt (3 replies)
High Pop Marine Injectors Pressure (5 replies)
turbo vs naturally aspirated block (2 replies)
Lift Pump Not Working? (7 replies)
Glow plug fun....Resistance Values.. 95 Sub (15 replies)
New Member Intro and noob questions (4 replies)
Oil Filter Question (9 replies)
block heater question? (4 replies)
wastegate solenoid (11 replies)
Here’s a good one: (11 replies)
Obd 1 - Data Logging Software (2 replies)
vacume pump (6 replies)
casting # question and suggestions (3 replies)
Where can i find a 1998 6.5L wiring harness ? (8 replies)
P1656 & Clogged Cat (5 replies)
Heater temperature stays hot (0 replies)
Help !!!! (4 replies)
Replace dead 6.5 with a 6.2? (5 replies)
Turbo questions??? (5 replies)
Looking for some advice (1 replies)
ABS light (3 replies)
'96 6.5L Suburban with poor throttle response (21 replies)
Oil Leak (4 replies)
Moving on Up???? (4 replies)
What to do now for power (10 replies)
Starter (7 replies)
Help - Sudden stalling of 6.5 Suburban (4 replies)
Hard Start, White Smoke... (13 replies)
starter r and r (7 replies)
97 Vacuum system (2 replies)
Metal Flakes (12 replies)
How does a wastegate work? (2 replies)
Service Engine Soon (5 replies)
stock injectors (4 replies)
Code 36 (3 replies)
What does the resonator tube do?? (4 replies)
bearing failure on AMG block? (6 replies)
pmd, fishbite, stalling? (1 replies)
modified CAT and emissions testing? (11 replies)
is this an Injector issue that can cause engine blow? (0 replies)
93 cooling system upgrade (5 replies)
5th gear and clutch problems (2 replies)
Removing the resistor in the FSD/PMD (5 replies)
Fuel injection pump or injector? (15 replies)
Input requested (4 replies)
No Brake Lights (5 replies)
GM engine parts (2 replies)
Air in fuel, Veg oil that is (0 replies)
Oil Cooler Lines (2 replies)
93 k2500 6.5 no start when hot (29 replies)
Thanks to the TDP, Diesel running better (5 replies)
oil filter (7 replies)
I think I've done everything recommended?? (11 replies)
Rocker armś play?? (10 replies)
spun bearing (maybe) (6 replies)
pmd controls ????????? (2 replies)
94 Suburban Cold Start (10 replies)
Injection pump question (3 replies)
boost controller (3 replies)
DB2 injection line torque (1 replies)
Mounting of new PMD/FSD on Kennedy FSD Cooler Kit (6 replies)
Everything else checked out, bad IP? (1 replies)
Oil leak on G30 van (5 replies)
1972 GMC Jimmy (13 replies)
Stanadyne or DTech PMD? (14 replies)
TurboMaster (12 replies)
Pillar gauge pod set-up for an express van? (1 replies)
another air box question (3 replies)
Mystery Fuel Problem, driving me crazy (12 replies)
inj pump install (1 replies)
she just quit need help (5 replies)
Oil pump questions (3 replies)
GMC 6.5l Idle and Tailpipe Questions (2 replies)
Slow to start, air in return lines (2 replies)
lift pump/ops? (6 replies)
Aftermarket CC system for the 6.5TD? Anyone use one? (7 replies)
Where to get 6.5TD add-ons for my 01 express van? (3 replies)
Best way to bar-over 1994 6.5TD (3 replies)
Hummer wont start (4 replies)
boost vs pyro temps (31 replies)
Lift pump will not draw fuel from tank? Does it self prime? (6 replies)
Next Step? (1 replies)
Will this injection pump work on 99 sub "F" (2 replies)
turbo not spooling (5 replies)
6.5TD Block (1 replies)
Worst oil change EVER (17 replies)
New PMD (3 replies)
1994 DS4-DB2 Conversion 4974 Pump Qs (11 replies)
Looking at a '93 6.5 N/A what to look for (3 replies)
6.5TD engine races and sometime stalls - IP? (4 replies)
OPS check 95 6.5L turbo (4 replies)
loosing power to the transfer pump (5 replies)
Injection Pump (2 replies)
Alternator Bracket (2 replies)
dead in the middle of the road. (3 replies)
Can't time (2 replies)
Cracks revisited (23 replies)
PMD and coolant hose (6 replies)
6.5 TD Compression Test Results (12 replies)
mysterious oil leak on passenger side near bulkhead (10 replies)
Batterys and Battery Gauges (6 replies)
Suburban will not start, GLOW PLUG LIGHT does not come on (4 replies)
knock out of the intake (7 replies)
MPG turbo vs. non-turbo (18 replies)
DTC 62 - Turbo Boost Sensor Circuit Low (4 replies)
Lift pump fittings (6 replies)
Stock filter housing heater (6 replies)
How to fix a cracked 6.5 block (9 replies)
Dtc 18 (4 replies)
GMTD Scan tech (8 replies)
Swapping engines- what have I missed? (7 replies)
95 3500HD 6.5 wont start (8 replies)
Stalls over bumps still with new PMD (13 replies)
Db2-4911 Ip (4 replies)
NA injectors on a turbo engine? (3 replies)
96 versus 97+ air box (6 replies)
My 4" exhaust with custom rear housing for turbo. (17 replies)
Best Upgrade for 6.5 turbo diesel (13 replies)
6.5 w/mechanical pump won't shut off (12 replies)
Engine Rebuild (2 replies)
ground question (3 replies)
where to start new status with video (16 replies)
Cracked Piston (4 replies)
DTC 33 and 34 (2 replies)
5 lbs of manure in a 2 lb bag? (3 replies)
Setting Timing Via Obdii (4 replies)
Fishbite diagnosis (7 replies)
Oil Recommendations (2 replies)
95 6.5 turbo shifting problem after motor swap (3 replies)
Head Questions (12 replies)
A boost question (8 replies)
Another mind warp (for me!) question? (3 replies)
6.5 surging, black smoke (18 replies)
Intercoolers/Charge Air Coolers Info (6 replies)
Fun on the Road--Tales of Woe (1 replies)
Oil Filter Adapter Plate (3 replies)
extremely rough running - fuel shut off solenoid? (3 replies)
Runs rough, Injectors? (1 replies)
Crank Pulley Failure (2 replies)
HELP where to buy a crankshaft pulley (3 replies)
Any pearls of wisdom for one about to buy a 99 6.5 Savana? (1 replies)
6.5l P400 Mechanical Injection Pump (4 replies)
Does this engine/vehicle combo exist? (3 replies)
stall, extreme intermittent start, out of ideas (2 replies)
6.5 diesel throttling up (1 replies)
Electrical Problem no cranking (8 replies)
Weird Tach? (14 replies)
Stalling, fishbites, and no start (15 replies)
Chips, economy vs towing vs stock (7 replies)
White Smoke raw fuel (1 replies)
WHAT Thermostat, 195 or 180? (3 replies)
where to start? (7 replies)
lower boost after increasing fuel (5 replies)
Which Imjector Pump to Use (1 replies)
0251code (2 replies)
Code P0380 ?? Anyone have a 98?? (3 replies)
Code 78 (11 replies)
Twin turbos (2 replies)
Injector cleaner screwed up injector (1 replies)
Rebuilt Motor (13 replies)
Sad tale and mechanics that haven't a clue (10 replies)
missing, no power, smoke above 2500 rpm (2 replies)
To insulate or not? (7 replies)
Fuel Gauge swinging (5 replies)
Rough Idle Diagnosis (4 replies)
Cover over intake manifold (5 replies)
Turning up the IP (16 replies)
Cruise Control Cable (8 replies)
Broken Piston Ring? (2 replies)
timing questions (1 replies)
need exhaust down pipe (2 replies)
She starts, runs, shifts, and drives!!! (1 replies)
Electric fuel pump (7 replies)
454 to 6.5 swap (3 replies)
Fuel pump relay (2 replies)
Will '95 Water Crossover (dual) Fit A '98 (5 replies)
IP replacement (5 replies)
No glow plug light at times (3 replies)
P0216 and P1214 (8 replies)
Overheating Issues (11 replies)
Thinking bout buying a 95' burb' (6 replies)
Dual Thermostat Water Cross-over (8 replies)
Crazy start seq. after engine swap (7 replies)
fishbiting IP fuel metering questions and observations (15 replies)
new problem (2 replies)
no start (17 replies)
Boost Issues (4 replies)
Intercooler and Goodyear "Hi-Miler" hose? (5 replies)
What A Difference !!! (3 replies)
Duramax Exhaust on a 6.5 (14 replies)
New problem Miss fire (5 replies)
Mech vs Vac waste gate control ? (1 replies)
High EGT when towing (4 replies)
Oil Pressure and Fuel gauge linked? (3 replies)
Engine / tranny vibration (9 replies)
heath boost fooler question (1 replies)
Replacing an Injection Pump (1 replies)
6.5L Fuel Shutoff Solonoid test? (2 replies)
98 6.5td dual thermostat manifold (4 replies)
Engine won't start fuel problem (1 replies)
D-TECH Mounting question (8 replies)
What injectors to use 02 express 3500 6.5TD (1 replies)
tech 1 scan tool need help with (13 replies)
6.5TD failing to start (6 replies)
electrical problem help? (3 replies)
251 code (0 replies)
I Have Missing Pins In My Aldl Connector (1 replies)
How to remove and replace (3 replies)
Does anyone here work at a dealership? (3 replies)
Too much timing (1 replies)
1994 - Where to splice fuel pump power (3 replies)
Too much black smoke (6 replies)
Now What The Heck. (5 replies)
Injection Pump timing with Autoenginuity (5 replies)
How (not) to replace a PMD (6 replies)